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 /KlaviyoSubscribeV2Request HTTP/1.1
Host: cdnapidev.greysheet.com
Accept: text/csv
Content-Type: text/csv
Content-Length: length
{"Email":"String","FirstName":"String","LastName":"String","Company":"String","Source":"String"}
HTTP/1.1 200 OK
Content-Type: text/csv
Content-Length: length
{"Data":"String","Total":0,"OpCode":0,"ErrorText":"String","RequestTime":"String","ResponseTime":"String","TotalExecutionTime":"String","CachedResponse":false}