fix: add myth delivery fee

scripts/print_xcm_changes.py

@@ -162,9 +162,42 @@ def compare_files(actual_json, new_json, chains_json):
     compare_destinations(changed_values, prod_chain_dict,
                          new_chain_dict, chains_json_dict)
 
+    compare_network_delivery_fee(
+        changed_values,
+        actual_json.get('networkDeliveryFee', {}),
+        new_json.get('networkDeliveryFee', {}),
+        chains_json_dict
+    )
+
     return changed_values
 
 
+def compare_network_delivery_fee(object_accumulator, actual_network_delivery_fee, new_network_delivery_fee, chains_json_dict):
+    """Compare network delivery fee between production and changed json
+
+    Args:
+        object_accumulator (dict): This object accumulate all changes
+        actual_network_delivery_fee (dict): Dictionary with actual network delivery fee
+        new_network_delivery_fee (dict): Dictionary with changed network delivery fee
+        chains_json_dict (dict): Dictionary with chains.json
+    """
+    for chain_id, fee_data in new_network_delivery_fee.items():
+        chain_name = chains_json_dict[chain_id].get('name', chain_id)
+        if chain_id not in actual_network_delivery_fee:
+            object_accumulator['networkDeliveryFee'][chain_name] = 'Added'
+        else:
+            if fee_data != actual_network_delivery_fee[chain_id]:
+                object_accumulator['networkDeliveryFee'][chain_name] = {
+                    'old_value': actual_network_delivery_fee[chain_id],
+                    'new_value': fee_data
+                }
+
+    for chain_id in actual_network_delivery_fee:
+        chain_name = chains_json_dict[chain_id].get('name', chain_id)
+        if chain_id not in new_network_delivery_fee:
+            object_accumulator['networkDeliveryFee'][chain_name] = 'Removed'
+
+
 def main(argv):
     """It will compare transfers.json from endpoint and local file, then print changes. Depends on parametrs it will print changes for dev or prod environment. Also it prepared as to run locally with default parameters, as to run in CI/CD pipeline with parameters from environment variables.
 

xcm/v6/transfers_dev.json

@@ -607,6 +607,22 @@
         "sizeFactor": "100000",
         "alwaysHoldingPays": false
       }
+    },
+    "f6ee56e9c5277df5b4ce6ae9983ee88f3cbed27d31beeb98f9f84f997a1ab0b9": {
+      "toParent": {
+        "type": "exponential",
+        "factorPallet": "ParachainSystem",
+        "sizeBase": "300000000",
+        "sizeFactor": "100000",
+        "alwaysHoldingPays": false
+      },
+      "toParachain": {
+        "type": "exponential",
+        "factorPallet": "XcmpQueue",
+        "sizeBase": "300000000",
+        "sizeFactor": "100000",
+        "alwaysHoldingPays": false
+      }
     }
   },
   "networkBaseWeight": {