To override the Content-type in your clients, use the HTTP Accept Header, append the .csv suffix or ?format=csv
HTTP + CSV
The following are sample HTTP requests and responses.
The placeholders shown need to be replaced with actual values.
POST /api/SalesForce/CreditCardReference HTTP/1.1
Host: devapi.billhighway.com
Accept: text/csv
Content-Type: text/csv
Content-Length: length
{"ClassName":"String","UniqueId":"String","CreatedDateTime":"0001-01-01T00:00:00.0000000","ClientId":0,"CardType":"String","CardReferenceOrCardNumber":"String","Cvv":"String","ExpirationMonth":0,"ExpirationYear":0,"Location":"String","GroupId":"String"}
HTTP/1.1 200 OK
Content-Type: text/csv
Content-Length: length
{"ClassName":"String","UniqueId":"String","CreatedDateTime":"0001-01-01T00:00:00.0000000","ClientId":0,"CardReference":"String","ErrorCode":0,"ErrorMessage":"String","IsError":false}