Please try setting " collect" to false in your request body. Also note the "collect" field is only available if you set the zuora-version request header to 196.0 or later. See the POST Subscription call API reference for more details
https://www.zuora.com/developer/api-reference/#operation/POST_Subscription
... View more
The select all fields character * is not supported in ZOQL. If you need it * is supported in Export ZOQL. See reference Knowledge Center articles below.
https://knowledgecenter.zuora.com/Central_Platform/Query/ZOQL https://knowledgecenter.zuora.com/Central_Platform/Query/Export_ZOQL/A_Select_Statement
... View more
In Postman can you confirm the body type is set to x-www-form-urlencoded? See https://learning.getpostman.com/docs/postman/sending-api-requests/requests/#url-encoded
... View more