Authentication
REQUEST:
       POST /sales/1.1/auth HTTP/1.1
       Host: api.related.com
       Cache-Control: no-cache
       Content-Type: application/x-www-form-urlencoded

       grant_type=password&username={username}&password={password}

SUCCESS RESPONSE (JSON):
HTTP 200
       {
              "access_token": "abcdefg1234567",
              "token_type": "bearer",
              "expires_in": 599
       }

ERROR RESPONSE (JSON):
HTTP 401
       {
              "error": "invalid_grant",
              "error_description": "The user name or password is incorrect."
       }

Insert Prospect
REQUEST:
       POST /sales/1.0/properties/215/prospects HTTP/1.1
       Host: api.related.com
       Authorization: Bearer {access_token}
       Content-Type: application/json
       Cache-Control: no-cache

       {
              "followupCode": "E",
              "source": "Ad: Online",
              "firstName" : "First Name",
              "lastName": "Last Name",
              "email": "EmailAddress@gmail.com",
              "phone": "212-222-2222",
              "postalcode" : "10019",
              "country": "US"
       }

SUCCESS RESPONSE:
HTTP 200

ERROR RESPONSE:
HTTP 400
       {
              "message": "Prospect Object Invalid:\n Error message from BCMS",
              "statusCode": 400
       }

Get Marketing Sources
REQUEST:
       GET /sales/1.0/properties/{propertyId}/marketingsources HTTP/1.1
       Host: api.related.com
       Authorization: Bearer {access_token}
       Content-Type: application/json
       Cache-Control: no-cache

RESPONSE:
HTTP 200
       ["Marketing Source", "Marketing Source"]