Update order-api.md

documentation/order-api.md

@@ -8,7 +8,7 @@ To retrieve a list of orders from a supplier, please use the following endpoint:
 
 There are three mandatory parameters for the call: 
 
-* `XXXXXXX-XXXX-XXXX-XXXXX-XXXXXXXXXXXX` is the token for API authentication that is attributed by REKKI to each supplier, please contact suppliers@rekki.com to request one. Include it in the request header `authorization: Bearer <TOKEN>`.
+* `XXXXXXX-XXXX-XXXX-XXXXX-XXXXXXXXXXXX` is the token for API authentication that is attributed by REKKI to each supplier, please contact integrations@rekki.com to request one. Include it in the request header `authorization: Bearer <TOKEN>`.
 
 * `{"since":1565610869}` send as POST body, **since** is the epoch timestamp (seconds since 01/01/1970 00:00) and will filter the orders **after or equal** to the specified timestamp. A very common use case is to `poll` for orders since the last successful request to avoid losing any information. The requested timestamp **must** be within the last 30 days and it **must** be an integer not a string.