diff --git a/src/lib/code-sample/go.ts b/src/lib/code-sample/go.ts
index 3a7d202..19517f3 100644
--- a/src/lib/code-sample/go.ts
+++ b/src/lib/code-sample/go.ts
@@ -2,7 +2,6 @@ import { pascalCase } from 'change-case'
 
 import type { Json, NonNullJson } from 'lib/json.js'
 
-import { createJsonResponse } from './json.js'
 import type { CodeSampleDefinition, Context } from './schema.js'
 
 const defaultGoPackageName = 'api'
@@ -10,7 +9,7 @@ const goPackageBasePath = 'github.com/seamapi/go'
 
 export const createGoRequest = (
   { request }: CodeSampleDefinition,
-  context: Context,
+  _context: Context,
 ): string => {
   const isReqWithParams = Object.keys(request.parameters).length !== 0
   const goPackageName = getGoPackageName(request.path)
@@ -21,8 +20,7 @@ export const createGoRequest = (
   })
 
   const requestStructName = getRequestStructName(request.path)
-  const formattedArgs = formatGoArgs(request.parameters, {
-    ...context,
+  const formattedArgs = formatGoRequestArgs(request.parameters, {
     goPackageName,
     requestStructName,
   })
@@ -86,20 +84,27 @@ const getRequestStructName = (path: string): string => {
 const removeUntilSecondSlash = (str: string): string =>
   str.replace(/^\/[^/]*/, '')
 
-interface GoContext extends Context {
+interface GoContext {
   goPackageName: string
   requestStructName: string
 }
 
-const formatGoArgs = (jsonParams: NonNullJson, context: GoContext): string =>
+const formatGoRequestArgs = (
+  jsonParams: NonNullJson,
+  context: GoContext,
+): string =>
   Object.entries(jsonParams as Record<string, Json>)
     .map(([paramKey, paramValue]) => {
-      const formattedValue = formatGoValue(paramKey, paramValue, context)
+      const formattedValue = formatGoRequestArgValue(
+        paramKey,
+        paramValue,
+        context,
+      )
       return `${pascalCase(paramKey)}: ${formattedValue}`
     })
     .join(', ')
 
-const formatGoValue = (
+const formatGoRequestArgValue = (
   key: string,
   value: Json,
   context: GoContext,
@@ -113,17 +118,17 @@ const formatGoValue = (
     return `${defaultGoPackageName}.Float64(${value})`
 
   if (Array.isArray(value)) {
-    return formatGoArray(key, value, context)
+    return formatGoRequestArrayValue(key, value, context)
   }
 
   if (typeof value === 'object') {
-    return formatGoObject(key, value, context)
+    return formatGoRequestObjectValue(key, value, context)
   }
 
   throw new Error(`Unsupported type: ${typeof value}`)
 }
 
-const formatGoArray = (
+const formatGoRequestArrayValue = (
   key: string,
   value: Json[],
   context: GoContext,
@@ -134,7 +139,9 @@ const formatGoArray = (
     return 'nil'
   }
 
-  const formattedItems = value.map((v) => formatGoValue(key, v, context))
+  const formattedItems = value.map((v) =>
+    formatGoRequestArgValue(key, v, context),
+  )
   const item = value[0]
   if (item == null) {
     throw new Error(`Null value in response array for '${key}'`)
@@ -163,7 +170,7 @@ const getPrimitiveTypeName = (value: string | number | boolean): string => {
   }
 }
 
-const formatGoObject = (
+const formatGoRequestObjectValue = (
   key: string,
   value: Record<string, Json>,
   context: GoContext,
@@ -175,7 +182,7 @@ const formatGoObject = (
   const formattedEntries = Object.entries(value)
     .map(
       ([objKey, val]) =>
-        `${pascalCase(objKey)}: ${formatGoValue(objKey, val, context)}`,
+        `${pascalCase(objKey)}: ${formatGoRequestArgValue(objKey, val, context)}`,
     )
     .join(', ')
 
@@ -184,4 +191,183 @@ const formatGoObject = (
   return `${goPackageName}.${pascalCase(`${requestStructName} ${key}`)}{${formattedEntries}}`
 }
 
-export const createGoResponse = createJsonResponse
+export const createGoResponse = (
+  { response, title }: CodeSampleDefinition,
+  context: Context,
+): string => {
+  const { endpoint } = context
+
+  if (endpoint.response.responseType === 'void') return 'nil'
+
+  const { responseKey, resourceType } = endpoint.response
+  const responseValue = response?.body?.[responseKey]
+
+  if (responseValue == null) {
+    throw new Error(`Missing ${responseKey} for '${title}'`)
+  }
+
+  const responseResourceGoStructName = pascalCase(resourceType)
+
+  return Array.isArray(responseValue)
+    ? formatGoArrayResponse(responseValue, responseResourceGoStructName, title)
+    : formatGoResponse(responseValue, responseResourceGoStructName)
+}
+
+const formatGoArrayResponse = (
+  responseArray: Json[],
+  responseResourceGoStructName: string,
+  title: string,
+): string => {
+  const formattedItems = responseArray
+    .map((v) => {
+      if (v == null) {
+        throw new Error(`Null value in response array for '${title}'`)
+      }
+      return formatGoResponse(v, responseResourceGoStructName)
+    })
+    .join(', ')
+
+  return `[]${defaultGoPackageName}.${responseResourceGoStructName}{${formattedItems}}`
+}
+
+const formatGoResponse = (
+  responseParams: NonNullJson,
+  responseResourceGoStructName: string,
+): string => {
+  const params = formatGoResponseParams(
+    responseParams,
+    responseResourceGoStructName,
+  )
+  return `${defaultGoPackageName}.${responseResourceGoStructName}{${params}}`
+}
+
+const formatGoResponseParams = (
+  jsonParams: NonNullJson,
+  responseResourceGoStructName: string,
+): string =>
+  Object.entries(jsonParams as Record<string, Json>)
+    .map(([paramKey, paramValue]) => {
+      const formattedValue = formatGoResponseParamValue(
+        {
+          key: paramKey,
+          value: paramValue,
+          propertyChain: [],
+        },
+        responseResourceGoStructName,
+      )
+      return `${pascalCase(paramKey)}: ${formattedValue}`
+    })
+    .join(', ')
+
+const formatGoResponseParamValue = (
+  {
+    key,
+    value,
+    propertyChain,
+  }: { key: string; value: Json; propertyChain: string[] },
+  responseResourceGoStructName: string,
+): string => {
+  if (value === null) return 'nil'
+  if (typeof value === 'boolean') return value.toString()
+  if (typeof value === 'number') return value.toString()
+  if (typeof value === 'string') return `"${value}"`
+
+  if (Array.isArray(value)) {
+    return formatGoResponseArrayValue(
+      { key, value, propertyChain },
+      responseResourceGoStructName,
+    )
+  }
+
+  if (typeof value === 'object') {
+    return formatGoResponseObjectValue(
+      { key, value, propertyChain },
+      responseResourceGoStructName,
+    )
+  }
+
+  throw new Error(`Unsupported type: ${typeof value}`)
+}
+
+const formatGoResponseArrayValue = (
+  {
+    key,
+    value,
+    propertyChain,
+  }: { key: string; value: Json[]; propertyChain: string[] },
+  responseResourceGoStructName: string,
+): string => {
+  if (value.length === 0) {
+    return 'nil'
+  }
+
+  const rawItem = value[0]
+  if (rawItem == null) {
+    throw new Error(`Null value in response array for '${key}'`)
+  }
+
+  const updatedPropertyChain = [...propertyChain, key]
+
+  const formattedItems = value.map((v) =>
+    formatGoResponseParamValue(
+      { key, value: v, propertyChain: updatedPropertyChain },
+      responseResourceGoStructName,
+    ),
+  )
+
+  if (isPrimitiveValue(rawItem)) {
+    const arrayType = getPrimitiveTypeName(rawItem)
+
+    return `[]${arrayType}{${formattedItems.join(', ')}}`
+  } else {
+    const structName = getStructName(
+      updatedPropertyChain,
+      responseResourceGoStructName,
+    )
+
+    return `[]${structName}{${formattedItems.join(', ')}}`
+  }
+}
+
+const formatGoResponseObjectValue = (
+  {
+    key,
+    value,
+    propertyChain,
+  }: { key: string; value: Record<string, Json>; propertyChain: string[] },
+  responseResourceGoStructName: string,
+): string => {
+  if (Object.keys(value).length === 0) {
+    return 'struct{}{}'
+  }
+
+  const updatedPropertyChain = [...propertyChain, key]
+  const structName = getStructName(
+    updatedPropertyChain,
+    responseResourceGoStructName,
+  )
+
+  const formattedEntries = Object.entries(value)
+    .map(([objKey, val]) => {
+      const formattedValue = formatGoResponseParamValue(
+        {
+          key: objKey,
+          value: val,
+          propertyChain: updatedPropertyChain,
+        },
+        responseResourceGoStructName,
+      )
+      return `${pascalCase(objKey)}: ${formattedValue}`
+    })
+    .join(', ')
+
+  return `${defaultGoPackageName}.${structName}{${formattedEntries}}`
+}
+
+const getStructName = (
+  propertyChain: string[],
+  responseResourceGoStructName: string,
+): string => {
+  const fullPropertyChain = [responseResourceGoStructName, ...propertyChain]
+  return pascalCase(fullPropertyChain.join('_'))
+}
diff --git a/test/fixtures/types/code-sample-definitions.ts b/test/fixtures/types/code-sample-definitions.ts
index fa74597..044b909 100644
--- a/test/fixtures/types/code-sample-definitions.ts
+++ b/test/fixtures/types/code-sample-definitions.ts
@@ -17,6 +17,9 @@ export default [
           number_prop: 10,
           object_prop: {
             foo: 'bar',
+            nested_object_prop: {
+              foo: 'bar',
+            },
           },
           array_prop: ['foo', 'bar'],
         },
diff --git a/test/snapshots/blueprint.test.ts.md b/test/snapshots/blueprint.test.ts.md
index c9b23d5..0595c3c 100644
--- a/test/snapshots/blueprint.test.ts.md
+++ b/test/snapshots/blueprint.test.ts.md
@@ -136,14 +136,14 @@ Generated by [AVA](https://avajs.dev).
                       ␊
                         client.Foos.Get(context.Background(), api.FoosGetRequest(FooId: api.String("8d7e0b3a-b889-49a7-9164-4b71a0506a33")))`,
                       request_syntax: 'go',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: 'api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar", NestedObjectProp: api.FooObjectPropNestedObjectProp{Foo: "bar"}}, ArrayProp: []string{"foo", "bar"}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
                     javascript: {
                       request: 'await seam.foos.get({"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33"})',
                       request_syntax: 'javascript',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}',
                       response_syntax: 'json',
                       title: 'JavaScript',
                     },
@@ -151,28 +151,28 @@ Generated by [AVA](https://avajs.dev).
                       request: `<?php␊
                       $seam->foos->get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'php',
-                      response: '["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar"],"array_prop" => ["foo", "bar"]]',
+                      response: '["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar", "nested_object_prop" => ["foo" => "bar"]],"array_prop" => ["foo", "bar"]]',
                       response_syntax: 'php',
                       title: 'PHP',
                     },
                     python: {
                       request: 'seam.foos.get(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33")',
                       request_syntax: 'python',
-                      response: 'Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar"}, array_prop=["foo","bar"])',
+                      response: 'Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar","nested_object_prop":{"foo":"bar"}}, array_prop=["foo","bar"])',
                       response_syntax: 'python',
                       title: 'Python',
                     },
                     ruby: {
                       request: 'seam.foos.get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")',
                       request_syntax: 'ruby',
-                      response: '{"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar"},"array_prop" => ["foo","bar"]}',
+                      response: '{"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop" => ["foo","bar"]}',
                       response_syntax: 'ruby',
                       title: 'Ruby',
                     },
                     seam_cli: {
                       request: 'seam foos get --foo_id "8d7e0b3a-b889-49a7-9164-4b71a0506a33"',
                       request_syntax: 'bash',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}',
                       response_syntax: 'json',
                       title: 'Seam CLI',
                     },
@@ -197,6 +197,9 @@ Generated by [AVA](https://avajs.dev).
                         number_prop: 10,
                         object_prop: {
                           foo: 'bar',
+                          nested_object_prop: {
+                            foo: 'bar',
+                          },
                         },
                       },
                     },
@@ -235,14 +238,14 @@ Generated by [AVA](https://avajs.dev).
                       ␊
                         client.Foos.Get(context.Background(), api.FoosGetRequest(FooId: api.String("8d7e0b3a-b889-49a7-9164-4b71a0506a33")))`,
                       request_syntax: 'go',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: 'api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar", NestedObjectProp: api.FooObjectPropNestedObjectProp{Foo: "bar"}}, ArrayProp: []string{"foo", "bar"}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
                     javascript: {
                       request: 'await seam.foos.get({"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33"})',
                       request_syntax: 'javascript',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}',
                       response_syntax: 'json',
                       title: 'JavaScript',
                     },
@@ -250,28 +253,28 @@ Generated by [AVA](https://avajs.dev).
                       request: `<?php␊
                       $seam->foos->get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'php',
-                      response: '["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar"],"array_prop" => ["foo", "bar"]]',
+                      response: '["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar", "nested_object_prop" => ["foo" => "bar"]],"array_prop" => ["foo", "bar"]]',
                       response_syntax: 'php',
                       title: 'PHP',
                     },
                     python: {
                       request: 'seam.foos.get(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33")',
                       request_syntax: 'python',
-                      response: 'Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar"}, array_prop=["foo","bar"])',
+                      response: 'Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar","nested_object_prop":{"foo":"bar"}}, array_prop=["foo","bar"])',
                       response_syntax: 'python',
                       title: 'Python',
                     },
                     ruby: {
                       request: 'seam.foos.get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")',
                       request_syntax: 'ruby',
-                      response: '{"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar"},"array_prop" => ["foo","bar"]}',
+                      response: '{"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop" => ["foo","bar"]}',
                       response_syntax: 'ruby',
                       title: 'Ruby',
                     },
                     seam_cli: {
                       request: 'seam foos get --foo_id "8d7e0b3a-b889-49a7-9164-4b71a0506a33"',
                       request_syntax: 'bash',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}',
                       response_syntax: 'json',
                       title: 'Seam CLI',
                     },
@@ -296,6 +299,9 @@ Generated by [AVA](https://avajs.dev).
                         number_prop: 10,
                         object_prop: {
                           foo: 'bar',
+                          nested_object_prop: {
+                            foo: 'bar',
+                          },
                         },
                       },
                     },
@@ -334,7 +340,7 @@ Generated by [AVA](https://avajs.dev).
                       ␊
                         client.Foos.List(context.Background(), api.FoosListRequest(ObjectProp: api.FoosListRequestObjectProp{Foo: api.String("bar")}))`,
                       request_syntax: 'go',
-                      response: '[{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}]',
+                      response: '[]api.Foo{api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar"}, ArrayProp: []string{"foo", "bar"}}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -437,7 +443,7 @@ Generated by [AVA](https://avajs.dev).
                       ␊
                         client.Foos.List(context.Background(), api.FoosListRequest(ObjectProp: api.FoosListRequestObjectProp{Foo: api.String("bar")}))`,
                       request_syntax: 'go',
-                      response: '[{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}]',
+                      response: '[]api.Foo{api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar"}, ArrayProp: []string{"foo", "bar"}}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -540,14 +546,14 @@ Generated by [AVA](https://avajs.dev).
                       ␊
                         client.Foos.Get(context.Background(), api.FoosGetRequest(FooId: api.String("8d7e0b3a-b889-49a7-9164-4b71a0506a33")))`,
                       request_syntax: 'go',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: 'api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar", NestedObjectProp: api.FooObjectPropNestedObjectProp{Foo: "bar"}}, ArrayProp: []string{"foo", "bar"}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
                     javascript: {
                       request: 'await seam.foos.get({"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33"})',
                       request_syntax: 'javascript',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}',
                       response_syntax: 'json',
                       title: 'JavaScript',
                     },
@@ -555,28 +561,28 @@ Generated by [AVA](https://avajs.dev).
                       request: `<?php␊
                       $seam->foos->get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'php',
-                      response: '["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar"],"array_prop" => ["foo", "bar"]]',
+                      response: '["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar", "nested_object_prop" => ["foo" => "bar"]],"array_prop" => ["foo", "bar"]]',
                       response_syntax: 'php',
                       title: 'PHP',
                     },
                     python: {
                       request: 'seam.foos.get(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33")',
                       request_syntax: 'python',
-                      response: 'Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar"}, array_prop=["foo","bar"])',
+                      response: 'Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar","nested_object_prop":{"foo":"bar"}}, array_prop=["foo","bar"])',
                       response_syntax: 'python',
                       title: 'Python',
                     },
                     ruby: {
                       request: 'seam.foos.get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")',
                       request_syntax: 'ruby',
-                      response: '{"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar"},"array_prop" => ["foo","bar"]}',
+                      response: '{"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop" => ["foo","bar"]}',
                       response_syntax: 'ruby',
                       title: 'Ruby',
                     },
                     seam_cli: {
                       request: 'seam foos get --foo_id "8d7e0b3a-b889-49a7-9164-4b71a0506a33"',
                       request_syntax: 'bash',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}',
                       response_syntax: 'json',
                       title: 'Seam CLI',
                     },
@@ -601,6 +607,9 @@ Generated by [AVA](https://avajs.dev).
                         number_prop: 10,
                         object_prop: {
                           foo: 'bar',
+                          nested_object_prop: {
+                            foo: 'bar',
+                          },
                         },
                       },
                     },
@@ -639,14 +648,14 @@ Generated by [AVA](https://avajs.dev).
                       ␊
                         client.Foos.Get(context.Background(), api.FoosGetRequest(FooId: api.String("8d7e0b3a-b889-49a7-9164-4b71a0506a33")))`,
                       request_syntax: 'go',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: 'api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar", NestedObjectProp: api.FooObjectPropNestedObjectProp{Foo: "bar"}}, ArrayProp: []string{"foo", "bar"}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
                     javascript: {
                       request: 'await seam.foos.get({"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33"})',
                       request_syntax: 'javascript',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}',
                       response_syntax: 'json',
                       title: 'JavaScript',
                     },
@@ -654,28 +663,28 @@ Generated by [AVA](https://avajs.dev).
                       request: `<?php␊
                       $seam->foos->get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'php',
-                      response: '["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar"],"array_prop" => ["foo", "bar"]]',
+                      response: '["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar", "nested_object_prop" => ["foo" => "bar"]],"array_prop" => ["foo", "bar"]]',
                       response_syntax: 'php',
                       title: 'PHP',
                     },
                     python: {
                       request: 'seam.foos.get(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33")',
                       request_syntax: 'python',
-                      response: 'Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar"}, array_prop=["foo","bar"])',
+                      response: 'Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar","nested_object_prop":{"foo":"bar"}}, array_prop=["foo","bar"])',
                       response_syntax: 'python',
                       title: 'Python',
                     },
                     ruby: {
                       request: 'seam.foos.get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")',
                       request_syntax: 'ruby',
-                      response: '{"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar"},"array_prop" => ["foo","bar"]}',
+                      response: '{"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop" => ["foo","bar"]}',
                       response_syntax: 'ruby',
                       title: 'Ruby',
                     },
                     seam_cli: {
                       request: 'seam foos get --foo_id "8d7e0b3a-b889-49a7-9164-4b71a0506a33"',
                       request_syntax: 'bash',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}',
                       response_syntax: 'json',
                       title: 'Seam CLI',
                     },
@@ -700,6 +709,9 @@ Generated by [AVA](https://avajs.dev).
                         number_prop: 10,
                         object_prop: {
                           foo: 'bar',
+                          nested_object_prop: {
+                            foo: 'bar',
+                          },
                         },
                       },
                     },
@@ -738,7 +750,7 @@ Generated by [AVA](https://avajs.dev).
                       ␊
                         client.Foos.List(context.Background(), api.FoosListRequest(ObjectProp: api.FoosListRequestObjectProp{Foo: api.String("bar")}))`,
                       request_syntax: 'go',
-                      response: '[{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}]',
+                      response: '[]api.Foo{api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar"}, ArrayProp: []string{"foo", "bar"}}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -841,7 +853,7 @@ Generated by [AVA](https://avajs.dev).
                       ␊
                         client.Foos.List(context.Background(), api.FoosListRequest(ObjectProp: api.FoosListRequestObjectProp{Foo: api.String("bar")}))`,
                       request_syntax: 'go',
-                      response: '[{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}]',
+                      response: '[]api.Foo{api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar"}, ArrayProp: []string{"foo", "bar"}}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -944,14 +956,14 @@ Generated by [AVA](https://avajs.dev).
                       ␊
                         client.Foos.Get(context.Background(), api.FoosGetRequest(FooId: api.String("8d7e0b3a-b889-49a7-9164-4b71a0506a33")))`,
                       request_syntax: 'go',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: 'api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar", NestedObjectProp: api.FooObjectPropNestedObjectProp{Foo: "bar"}}, ArrayProp: []string{"foo", "bar"}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
                     javascript: {
                       request: 'await seam.foos.get({"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33"})',
                       request_syntax: 'javascript',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}',
                       response_syntax: 'json',
                       title: 'JavaScript',
                     },
@@ -959,28 +971,28 @@ Generated by [AVA](https://avajs.dev).
                       request: `<?php␊
                       $seam->foos->get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'php',
-                      response: '["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar"],"array_prop" => ["foo", "bar"]]',
+                      response: '["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar", "nested_object_prop" => ["foo" => "bar"]],"array_prop" => ["foo", "bar"]]',
                       response_syntax: 'php',
                       title: 'PHP',
                     },
                     python: {
                       request: 'seam.foos.get(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33")',
                       request_syntax: 'python',
-                      response: 'Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar"}, array_prop=["foo","bar"])',
+                      response: 'Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar","nested_object_prop":{"foo":"bar"}}, array_prop=["foo","bar"])',
                       response_syntax: 'python',
                       title: 'Python',
                     },
                     ruby: {
                       request: 'seam.foos.get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")',
                       request_syntax: 'ruby',
-                      response: '{"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar"},"array_prop" => ["foo","bar"]}',
+                      response: '{"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop" => ["foo","bar"]}',
                       response_syntax: 'ruby',
                       title: 'Ruby',
                     },
                     seam_cli: {
                       request: 'seam foos get --foo_id "8d7e0b3a-b889-49a7-9164-4b71a0506a33"',
                       request_syntax: 'bash',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}',
                       response_syntax: 'json',
                       title: 'Seam CLI',
                     },
@@ -1005,6 +1017,9 @@ Generated by [AVA](https://avajs.dev).
                         number_prop: 10,
                         object_prop: {
                           foo: 'bar',
+                          nested_object_prop: {
+                            foo: 'bar',
+                          },
                         },
                       },
                     },
@@ -1043,14 +1058,14 @@ Generated by [AVA](https://avajs.dev).
                       ␊
                         client.Foos.Get(context.Background(), api.FoosGetRequest(FooId: api.String("8d7e0b3a-b889-49a7-9164-4b71a0506a33")))`,
                       request_syntax: 'go',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: 'api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar", NestedObjectProp: api.FooObjectPropNestedObjectProp{Foo: "bar"}}, ArrayProp: []string{"foo", "bar"}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
                     javascript: {
                       request: 'await seam.foos.get({"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33"})',
                       request_syntax: 'javascript',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}',
                       response_syntax: 'json',
                       title: 'JavaScript',
                     },
@@ -1058,28 +1073,28 @@ Generated by [AVA](https://avajs.dev).
                       request: `<?php␊
                       $seam->foos->get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'php',
-                      response: '["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar"],"array_prop" => ["foo", "bar"]]',
+                      response: '["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar", "nested_object_prop" => ["foo" => "bar"]],"array_prop" => ["foo", "bar"]]',
                       response_syntax: 'php',
                       title: 'PHP',
                     },
                     python: {
                       request: 'seam.foos.get(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33")',
                       request_syntax: 'python',
-                      response: 'Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar"}, array_prop=["foo","bar"])',
+                      response: 'Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar","nested_object_prop":{"foo":"bar"}}, array_prop=["foo","bar"])',
                       response_syntax: 'python',
                       title: 'Python',
                     },
                     ruby: {
                       request: 'seam.foos.get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")',
                       request_syntax: 'ruby',
-                      response: '{"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar"},"array_prop" => ["foo","bar"]}',
+                      response: '{"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop" => ["foo","bar"]}',
                       response_syntax: 'ruby',
                       title: 'Ruby',
                     },
                     seam_cli: {
                       request: 'seam foos get --foo_id "8d7e0b3a-b889-49a7-9164-4b71a0506a33"',
                       request_syntax: 'bash',
-                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}',
+                      response: '{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}',
                       response_syntax: 'json',
                       title: 'Seam CLI',
                     },
@@ -1104,6 +1119,9 @@ Generated by [AVA](https://avajs.dev).
                         number_prop: 10,
                         object_prop: {
                           foo: 'bar',
+                          nested_object_prop: {
+                            foo: 'bar',
+                          },
                         },
                       },
                     },
@@ -1142,7 +1160,7 @@ Generated by [AVA](https://avajs.dev).
                       ␊
                         client.Foos.List(context.Background(), api.FoosListRequest(ObjectProp: api.FoosListRequestObjectProp{Foo: api.String("bar")}))`,
                       request_syntax: 'go',
-                      response: '[{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}]',
+                      response: '[]api.Foo{api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar"}, ArrayProp: []string{"foo", "bar"}}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -1245,7 +1263,7 @@ Generated by [AVA](https://avajs.dev).
                       ␊
                         client.Foos.List(context.Background(), api.FoosListRequest(ObjectProp: api.FoosListRequestObjectProp{Foo: api.String("bar")}))`,
                       request_syntax: 'go',
-                      response: '[{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}]',
+                      response: '[]api.Foo{api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar"}, ArrayProp: []string{"foo", "bar"}}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -1356,7 +1374,7 @@ Generated by [AVA](https://avajs.dev).
                     go: {
                       request: 'client.Transport.Air.Planes.List(context.Background())',
                       request_syntax: 'go',
-                      response: '[{"plane_id":"9d3163f9-9185-40d3-a0ce-a03d3c7ce402","name":"Woosh"}]',
+                      response: '[]api.Plane{api.Plane{PlaneId: "9d3163f9-9185-40d3-a0ce-a03d3c7ce402", Name: "Woosh"}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -1444,7 +1462,7 @@ Generated by [AVA](https://avajs.dev).
                     go: {
                       request: 'client.Transport.Air.Planes.List(context.Background())',
                       request_syntax: 'go',
-                      response: '[{"plane_id":"9d3163f9-9185-40d3-a0ce-a03d3c7ce402","name":"Woosh"}]',
+                      response: '[]api.Plane{api.Plane{PlaneId: "9d3163f9-9185-40d3-a0ce-a03d3c7ce402", Name: "Woosh"}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -1532,7 +1550,7 @@ Generated by [AVA](https://avajs.dev).
                     go: {
                       request: 'client.Transport.Air.Planes.List(context.Background())',
                       request_syntax: 'go',
-                      response: '[{"plane_id":"9d3163f9-9185-40d3-a0ce-a03d3c7ce402","name":"Woosh"}]',
+                      response: '[]api.Plane{api.Plane{PlaneId: "9d3163f9-9185-40d3-a0ce-a03d3c7ce402", Name: "Woosh"}}',
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -1634,7 +1652,7 @@ Generated by [AVA](https://avajs.dev).
                     go: {
                       request: 'client.Deprecated.Undocumented.Endpoint(context.Background())',
                       request_syntax: 'go',
-                      response: '{}',
+                      response: 'nil',
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -1713,7 +1731,7 @@ Generated by [AVA](https://avajs.dev).
                     go: {
                       request: 'client.Deprecated.Undocumented.Endpoint(context.Background())',
                       request_syntax: 'go',
-                      response: '{}',
+                      response: 'nil',
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -1792,7 +1810,7 @@ Generated by [AVA](https://avajs.dev).
                     go: {
                       request: 'client.Deprecated.Undocumented.Endpoint(context.Background())',
                       request_syntax: 'go',
-                      response: '{}',
+                      response: 'nil',
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -2014,7 +2032,7 @@ Generated by [AVA](https://avajs.dev).
                         client.Foos.Get(context.Background(), api.FoosGetRequest(FooId: api.String("8d7e0b3a-b889-49a7-9164-4b71a0506a33")))`,
                       request_syntax: 'go',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar", NestedObjectProp: api.FooObjectPropNestedObjectProp{Foo: "bar"}}, ArrayProp: []string{"foo", "bar"}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -2023,7 +2041,7 @@ Generated by [AVA](https://avajs.dev).
                       await seam.foos.get({"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33"})`,
                       request_syntax: 'javascript',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}`,
                       response_syntax: 'json',
                       title: 'JavaScript',
                     },
@@ -2033,7 +2051,7 @@ Generated by [AVA](https://avajs.dev).
                       $seam->foos->get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'php',
                       response: `// php␊
-                      ["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar"],"array_prop" => ["foo", "bar"]]`,
+                      ["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar", "nested_object_prop" => ["foo" => "bar"]],"array_prop" => ["foo", "bar"]]`,
                       response_syntax: 'php',
                       title: 'PHP',
                     },
@@ -2042,7 +2060,7 @@ Generated by [AVA](https://avajs.dev).
                       seam.foos.get(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'python',
                       response: `// python␊
-                      Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar"}, array_prop=["foo","bar"])`,
+                      Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar","nested_object_prop":{"foo":"bar"}}, array_prop=["foo","bar"])`,
                       response_syntax: 'python',
                       title: 'Python',
                     },
@@ -2051,7 +2069,7 @@ Generated by [AVA](https://avajs.dev).
                       seam.foos.get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'ruby',
                       response: `// ruby␊
-                      {"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar"},"array_prop" => ["foo","bar"]}`,
+                      {"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop" => ["foo","bar"]}`,
                       response_syntax: 'ruby',
                       title: 'Ruby',
                     },
@@ -2060,7 +2078,7 @@ Generated by [AVA](https://avajs.dev).
                       seam foos get --foo_id "8d7e0b3a-b889-49a7-9164-4b71a0506a33"`,
                       request_syntax: 'bash',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}`,
                       response_syntax: 'json',
                       title: 'Seam CLI',
                     },
@@ -2085,6 +2103,9 @@ Generated by [AVA](https://avajs.dev).
                         number_prop: 10,
                         object_prop: {
                           foo: 'bar',
+                          nested_object_prop: {
+                            foo: 'bar',
+                          },
                         },
                       },
                     },
@@ -2125,7 +2146,7 @@ Generated by [AVA](https://avajs.dev).
                         client.Foos.Get(context.Background(), api.FoosGetRequest(FooId: api.String("8d7e0b3a-b889-49a7-9164-4b71a0506a33")))`,
                       request_syntax: 'go',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar", NestedObjectProp: api.FooObjectPropNestedObjectProp{Foo: "bar"}}, ArrayProp: []string{"foo", "bar"}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -2134,7 +2155,7 @@ Generated by [AVA](https://avajs.dev).
                       await seam.foos.get({"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33"})`,
                       request_syntax: 'javascript',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}`,
                       response_syntax: 'json',
                       title: 'JavaScript',
                     },
@@ -2144,7 +2165,7 @@ Generated by [AVA](https://avajs.dev).
                       $seam->foos->get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'php',
                       response: `// php␊
-                      ["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar"],"array_prop" => ["foo", "bar"]]`,
+                      ["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar", "nested_object_prop" => ["foo" => "bar"]],"array_prop" => ["foo", "bar"]]`,
                       response_syntax: 'php',
                       title: 'PHP',
                     },
@@ -2153,7 +2174,7 @@ Generated by [AVA](https://avajs.dev).
                       seam.foos.get(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'python',
                       response: `// python␊
-                      Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar"}, array_prop=["foo","bar"])`,
+                      Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar","nested_object_prop":{"foo":"bar"}}, array_prop=["foo","bar"])`,
                       response_syntax: 'python',
                       title: 'Python',
                     },
@@ -2162,7 +2183,7 @@ Generated by [AVA](https://avajs.dev).
                       seam.foos.get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'ruby',
                       response: `// ruby␊
-                      {"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar"},"array_prop" => ["foo","bar"]}`,
+                      {"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop" => ["foo","bar"]}`,
                       response_syntax: 'ruby',
                       title: 'Ruby',
                     },
@@ -2171,7 +2192,7 @@ Generated by [AVA](https://avajs.dev).
                       seam foos get --foo_id "8d7e0b3a-b889-49a7-9164-4b71a0506a33"`,
                       request_syntax: 'bash',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}`,
                       response_syntax: 'json',
                       title: 'Seam CLI',
                     },
@@ -2196,6 +2217,9 @@ Generated by [AVA](https://avajs.dev).
                         number_prop: 10,
                         object_prop: {
                           foo: 'bar',
+                          nested_object_prop: {
+                            foo: 'bar',
+                          },
                         },
                       },
                     },
@@ -2236,7 +2260,7 @@ Generated by [AVA](https://avajs.dev).
                         client.Foos.List(context.Background(), api.FoosListRequest(ObjectProp: api.FoosListRequestObjectProp{Foo: api.String("bar")}))`,
                       request_syntax: 'go',
                       response: `// json␊
-                      [{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}]`,
+                      []api.Foo{api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar"}, ArrayProp: []string{"foo", "bar"}}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -2351,7 +2375,7 @@ Generated by [AVA](https://avajs.dev).
                         client.Foos.List(context.Background(), api.FoosListRequest(ObjectProp: api.FoosListRequestObjectProp{Foo: api.String("bar")}))`,
                       request_syntax: 'go',
                       response: `// json␊
-                      [{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}]`,
+                      []api.Foo{api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar"}, ArrayProp: []string{"foo", "bar"}}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -2466,7 +2490,7 @@ Generated by [AVA](https://avajs.dev).
                         client.Foos.Get(context.Background(), api.FoosGetRequest(FooId: api.String("8d7e0b3a-b889-49a7-9164-4b71a0506a33")))`,
                       request_syntax: 'go',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar", NestedObjectProp: api.FooObjectPropNestedObjectProp{Foo: "bar"}}, ArrayProp: []string{"foo", "bar"}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -2475,7 +2499,7 @@ Generated by [AVA](https://avajs.dev).
                       await seam.foos.get({"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33"})`,
                       request_syntax: 'javascript',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}`,
                       response_syntax: 'json',
                       title: 'JavaScript',
                     },
@@ -2485,7 +2509,7 @@ Generated by [AVA](https://avajs.dev).
                       $seam->foos->get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'php',
                       response: `// php␊
-                      ["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar"],"array_prop" => ["foo", "bar"]]`,
+                      ["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar", "nested_object_prop" => ["foo" => "bar"]],"array_prop" => ["foo", "bar"]]`,
                       response_syntax: 'php',
                       title: 'PHP',
                     },
@@ -2494,7 +2518,7 @@ Generated by [AVA](https://avajs.dev).
                       seam.foos.get(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'python',
                       response: `// python␊
-                      Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar"}, array_prop=["foo","bar"])`,
+                      Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar","nested_object_prop":{"foo":"bar"}}, array_prop=["foo","bar"])`,
                       response_syntax: 'python',
                       title: 'Python',
                     },
@@ -2503,7 +2527,7 @@ Generated by [AVA](https://avajs.dev).
                       seam.foos.get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'ruby',
                       response: `// ruby␊
-                      {"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar"},"array_prop" => ["foo","bar"]}`,
+                      {"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop" => ["foo","bar"]}`,
                       response_syntax: 'ruby',
                       title: 'Ruby',
                     },
@@ -2512,7 +2536,7 @@ Generated by [AVA](https://avajs.dev).
                       seam foos get --foo_id "8d7e0b3a-b889-49a7-9164-4b71a0506a33"`,
                       request_syntax: 'bash',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}`,
                       response_syntax: 'json',
                       title: 'Seam CLI',
                     },
@@ -2537,6 +2561,9 @@ Generated by [AVA](https://avajs.dev).
                         number_prop: 10,
                         object_prop: {
                           foo: 'bar',
+                          nested_object_prop: {
+                            foo: 'bar',
+                          },
                         },
                       },
                     },
@@ -2577,7 +2604,7 @@ Generated by [AVA](https://avajs.dev).
                         client.Foos.Get(context.Background(), api.FoosGetRequest(FooId: api.String("8d7e0b3a-b889-49a7-9164-4b71a0506a33")))`,
                       request_syntax: 'go',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar", NestedObjectProp: api.FooObjectPropNestedObjectProp{Foo: "bar"}}, ArrayProp: []string{"foo", "bar"}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -2586,7 +2613,7 @@ Generated by [AVA](https://avajs.dev).
                       await seam.foos.get({"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33"})`,
                       request_syntax: 'javascript',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}`,
                       response_syntax: 'json',
                       title: 'JavaScript',
                     },
@@ -2596,7 +2623,7 @@ Generated by [AVA](https://avajs.dev).
                       $seam->foos->get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'php',
                       response: `// php␊
-                      ["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar"],"array_prop" => ["foo", "bar"]]`,
+                      ["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar", "nested_object_prop" => ["foo" => "bar"]],"array_prop" => ["foo", "bar"]]`,
                       response_syntax: 'php',
                       title: 'PHP',
                     },
@@ -2605,7 +2632,7 @@ Generated by [AVA](https://avajs.dev).
                       seam.foos.get(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'python',
                       response: `// python␊
-                      Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar"}, array_prop=["foo","bar"])`,
+                      Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar","nested_object_prop":{"foo":"bar"}}, array_prop=["foo","bar"])`,
                       response_syntax: 'python',
                       title: 'Python',
                     },
@@ -2614,7 +2641,7 @@ Generated by [AVA](https://avajs.dev).
                       seam.foos.get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'ruby',
                       response: `// ruby␊
-                      {"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar"},"array_prop" => ["foo","bar"]}`,
+                      {"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop" => ["foo","bar"]}`,
                       response_syntax: 'ruby',
                       title: 'Ruby',
                     },
@@ -2623,7 +2650,7 @@ Generated by [AVA](https://avajs.dev).
                       seam foos get --foo_id "8d7e0b3a-b889-49a7-9164-4b71a0506a33"`,
                       request_syntax: 'bash',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}`,
                       response_syntax: 'json',
                       title: 'Seam CLI',
                     },
@@ -2648,6 +2675,9 @@ Generated by [AVA](https://avajs.dev).
                         number_prop: 10,
                         object_prop: {
                           foo: 'bar',
+                          nested_object_prop: {
+                            foo: 'bar',
+                          },
                         },
                       },
                     },
@@ -2688,7 +2718,7 @@ Generated by [AVA](https://avajs.dev).
                         client.Foos.List(context.Background(), api.FoosListRequest(ObjectProp: api.FoosListRequestObjectProp{Foo: api.String("bar")}))`,
                       request_syntax: 'go',
                       response: `// json␊
-                      [{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}]`,
+                      []api.Foo{api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar"}, ArrayProp: []string{"foo", "bar"}}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -2803,7 +2833,7 @@ Generated by [AVA](https://avajs.dev).
                         client.Foos.List(context.Background(), api.FoosListRequest(ObjectProp: api.FoosListRequestObjectProp{Foo: api.String("bar")}))`,
                       request_syntax: 'go',
                       response: `// json␊
-                      [{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}]`,
+                      []api.Foo{api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar"}, ArrayProp: []string{"foo", "bar"}}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -2918,7 +2948,7 @@ Generated by [AVA](https://avajs.dev).
                         client.Foos.Get(context.Background(), api.FoosGetRequest(FooId: api.String("8d7e0b3a-b889-49a7-9164-4b71a0506a33")))`,
                       request_syntax: 'go',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar", NestedObjectProp: api.FooObjectPropNestedObjectProp{Foo: "bar"}}, ArrayProp: []string{"foo", "bar"}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -2927,7 +2957,7 @@ Generated by [AVA](https://avajs.dev).
                       await seam.foos.get({"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33"})`,
                       request_syntax: 'javascript',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}`,
                       response_syntax: 'json',
                       title: 'JavaScript',
                     },
@@ -2937,7 +2967,7 @@ Generated by [AVA](https://avajs.dev).
                       $seam->foos->get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'php',
                       response: `// php␊
-                      ["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar"],"array_prop" => ["foo", "bar"]]`,
+                      ["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar", "nested_object_prop" => ["foo" => "bar"]],"array_prop" => ["foo", "bar"]]`,
                       response_syntax: 'php',
                       title: 'PHP',
                     },
@@ -2946,7 +2976,7 @@ Generated by [AVA](https://avajs.dev).
                       seam.foos.get(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'python',
                       response: `// python␊
-                      Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar"}, array_prop=["foo","bar"])`,
+                      Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar","nested_object_prop":{"foo":"bar"}}, array_prop=["foo","bar"])`,
                       response_syntax: 'python',
                       title: 'Python',
                     },
@@ -2955,7 +2985,7 @@ Generated by [AVA](https://avajs.dev).
                       seam.foos.get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'ruby',
                       response: `// ruby␊
-                      {"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar"},"array_prop" => ["foo","bar"]}`,
+                      {"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop" => ["foo","bar"]}`,
                       response_syntax: 'ruby',
                       title: 'Ruby',
                     },
@@ -2964,7 +2994,7 @@ Generated by [AVA](https://avajs.dev).
                       seam foos get --foo_id "8d7e0b3a-b889-49a7-9164-4b71a0506a33"`,
                       request_syntax: 'bash',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}`,
                       response_syntax: 'json',
                       title: 'Seam CLI',
                     },
@@ -2989,6 +3019,9 @@ Generated by [AVA](https://avajs.dev).
                         number_prop: 10,
                         object_prop: {
                           foo: 'bar',
+                          nested_object_prop: {
+                            foo: 'bar',
+                          },
                         },
                       },
                     },
@@ -3029,7 +3062,7 @@ Generated by [AVA](https://avajs.dev).
                         client.Foos.Get(context.Background(), api.FoosGetRequest(FooId: api.String("8d7e0b3a-b889-49a7-9164-4b71a0506a33")))`,
                       request_syntax: 'go',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar", NestedObjectProp: api.FooObjectPropNestedObjectProp{Foo: "bar"}}, ArrayProp: []string{"foo", "bar"}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -3038,7 +3071,7 @@ Generated by [AVA](https://avajs.dev).
                       await seam.foos.get({"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33"})`,
                       request_syntax: 'javascript',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}`,
                       response_syntax: 'json',
                       title: 'JavaScript',
                     },
@@ -3048,7 +3081,7 @@ Generated by [AVA](https://avajs.dev).
                       $seam->foos->get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'php',
                       response: `// php␊
-                      ["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar"],"array_prop" => ["foo", "bar"]]`,
+                      ["foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => null,"number_prop" => 10,"object_prop" => ["foo" => "bar", "nested_object_prop" => ["foo" => "bar"]],"array_prop" => ["foo", "bar"]]`,
                       response_syntax: 'php',
                       title: 'PHP',
                     },
@@ -3057,7 +3090,7 @@ Generated by [AVA](https://avajs.dev).
                       seam.foos.get(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'python',
                       response: `// python␊
-                      Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar"}, array_prop=["foo","bar"])`,
+                      Foo(foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33", name="Best foo", nullable_prop=None, number_prop=10, object_prop={"foo":"bar","nested_object_prop":{"foo":"bar"}}, array_prop=["foo","bar"])`,
                       response_syntax: 'python',
                       title: 'Python',
                     },
@@ -3066,7 +3099,7 @@ Generated by [AVA](https://avajs.dev).
                       seam.foos.get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")`,
                       request_syntax: 'ruby',
                       response: `// ruby␊
-                      {"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar"},"array_prop" => ["foo","bar"]}`,
+                      {"foo_id" => "8d7e0b3a-b889-49a7-9164-4b71a0506a33","name" => "Best foo","nullable_prop" => nil,"number_prop" => 10,"object_prop" => {"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop" => ["foo","bar"]}`,
                       response_syntax: 'ruby',
                       title: 'Ruby',
                     },
@@ -3075,7 +3108,7 @@ Generated by [AVA](https://avajs.dev).
                       seam foos get --foo_id "8d7e0b3a-b889-49a7-9164-4b71a0506a33"`,
                       request_syntax: 'bash',
                       response: `// json␊
-                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}`,
+                      {"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar","nested_object_prop":{"foo":"bar"}},"array_prop":["foo","bar"]}`,
                       response_syntax: 'json',
                       title: 'Seam CLI',
                     },
@@ -3100,6 +3133,9 @@ Generated by [AVA](https://avajs.dev).
                         number_prop: 10,
                         object_prop: {
                           foo: 'bar',
+                          nested_object_prop: {
+                            foo: 'bar',
+                          },
                         },
                       },
                     },
@@ -3140,7 +3176,7 @@ Generated by [AVA](https://avajs.dev).
                         client.Foos.List(context.Background(), api.FoosListRequest(ObjectProp: api.FoosListRequestObjectProp{Foo: api.String("bar")}))`,
                       request_syntax: 'go',
                       response: `// json␊
-                      [{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}]`,
+                      []api.Foo{api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar"}, ArrayProp: []string{"foo", "bar"}}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -3255,7 +3291,7 @@ Generated by [AVA](https://avajs.dev).
                         client.Foos.List(context.Background(), api.FoosListRequest(ObjectProp: api.FoosListRequestObjectProp{Foo: api.String("bar")}))`,
                       request_syntax: 'go',
                       response: `// json␊
-                      [{"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo","nullable_prop":null,"number_prop":10,"object_prop":{"foo":"bar"},"array_prop":["foo","bar"]}]`,
+                      []api.Foo{api.Foo{FooId: "8d7e0b3a-b889-49a7-9164-4b71a0506a33", Name: "Best foo", NullableProp: nil, NumberProp: 10, ObjectProp: api.FooObjectProp{Foo: "bar"}, ArrayProp: []string{"foo", "bar"}}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -3378,7 +3414,7 @@ Generated by [AVA](https://avajs.dev).
                       client.Transport.Air.Planes.List(context.Background())`,
                       request_syntax: 'go',
                       response: `// json␊
-                      [{"plane_id":"9d3163f9-9185-40d3-a0ce-a03d3c7ce402","name":"Woosh"}]`,
+                      []api.Plane{api.Plane{PlaneId: "9d3163f9-9185-40d3-a0ce-a03d3c7ce402", Name: "Woosh"}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -3478,7 +3514,7 @@ Generated by [AVA](https://avajs.dev).
                       client.Transport.Air.Planes.List(context.Background())`,
                       request_syntax: 'go',
                       response: `// json␊
-                      [{"plane_id":"9d3163f9-9185-40d3-a0ce-a03d3c7ce402","name":"Woosh"}]`,
+                      []api.Plane{api.Plane{PlaneId: "9d3163f9-9185-40d3-a0ce-a03d3c7ce402", Name: "Woosh"}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -3578,7 +3614,7 @@ Generated by [AVA](https://avajs.dev).
                       client.Transport.Air.Planes.List(context.Background())`,
                       request_syntax: 'go',
                       response: `// json␊
-                      [{"plane_id":"9d3163f9-9185-40d3-a0ce-a03d3c7ce402","name":"Woosh"}]`,
+                      []api.Plane{api.Plane{PlaneId: "9d3163f9-9185-40d3-a0ce-a03d3c7ce402", Name: "Woosh"}}`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -3692,7 +3728,7 @@ Generated by [AVA](https://avajs.dev).
                       client.Deprecated.Undocumented.Endpoint(context.Background())`,
                       request_syntax: 'go',
                       response: `// json␊
-                      {}`,
+                      nil`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -3783,7 +3819,7 @@ Generated by [AVA](https://avajs.dev).
                       client.Deprecated.Undocumented.Endpoint(context.Background())`,
                       request_syntax: 'go',
                       response: `// json␊
-                      {}`,
+                      nil`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
@@ -3874,7 +3910,7 @@ Generated by [AVA](https://avajs.dev).
                       client.Deprecated.Undocumented.Endpoint(context.Background())`,
                       request_syntax: 'go',
                       response: `// json␊
-                      {}`,
+                      nil`,
                       response_syntax: 'json',
                       title: 'Go',
                     },
diff --git a/test/snapshots/blueprint.test.ts.snap b/test/snapshots/blueprint.test.ts.snap
index c1569c5..ef2e63e 100644
Binary files a/test/snapshots/blueprint.test.ts.snap and b/test/snapshots/blueprint.test.ts.snap differ