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.
GET /system/dialing-permissions HTTP/1.1 
Host: evovoice.io 
Accept: text/csv
 
HTTP/1.1 200 OK
Content-Type: text/csv
Content-Length: length
{"permissions":[{"isoCode":"String","name":"String","lowRiskNumbersEnabled":false,"highRiskSpecialNumbersEnabled":false,"highRiskTollfraudNumbersEnabled":false}]}