HTTPie

http GET http://blizzcmsv2.fixcore.fx/api/ApiAccount/user/5 \ //this is my website url & method
  authorization:'Basic MYCREDENTIAL' \ //this is my credential
  content-type:'multipart/form-data; boundary=---011000010111000001101001' \
  x-api-key:MYCODE@123 //this is my Api key