To override the Content-type in your clients, use the HTTP Accept Header, append the .csv suffix or ?format=csv
The following are sample HTTP requests and responses. The placeholders shown need to be replaced with actual values.
POST /csv/reply/signIn HTTP/1.1
Host: api.v3.monitorsystem.ru
Accept: text/csv
Content-Type: text/csv
Content-Length: length
{}
HTTP/1.1 200 OK Content-Type: text/csv Content-Length: length {}