HTTP POST to https://server1.kbbconnect.eu.com/SmartApi/token Header content-type: application/x-www-form-urlencoded Body grant_type=password&username=[rob@napierinteriors.co.uk]&password=[kCoNwwUT]&appid=2&apptype=2 To create new client HTTP POST to https://server1.kbbconnect.eu.com/SmartApi/api/Client Header Authorization: Bearer [token] content-type: application/x-www-form-urlencoded Body ={"ISCOMPANY":"N","NAME":"Test","INITIALS":"First%20Name","CONTACTPERSON":"Contact","TITLE":"Mr","ADDRESS1":"1%20Corunna%20Avenue","ADDRESS2":"","CITY":"Aldershot","STATEPROV":"Hampshire","POSTCODE":"GU11%204BG","PHONE":"0123435","MOBILE":null,"EMAIL":"cc%40cc.co.uk","CSTATUS":"a.Potential%20Dealer","SALESMAN":1,"SALESMANNAME":"Charles"}