POST /fax/v5 HTTP/1.1
Content-Type: "application/json; charset=utf-8"
Authorization: "Bearer {AccessToken}"
Content-Length: length
x-ch-request-id: "{optional unique identifier}"

{
    "SendFax": {
        "UserID": "",
        "strPIN": "",
        "Recipients": [
            {
              "RecipName": "",
              "RecipFaxNumber": "",
              "RecipCompany": "",
              "RecipTitle": "",
              "RecipSecureCSID": "",
              "RecipFirstName": "",
              "RecipLastName": "",
              "RecipAddress1": "",
              "RecipAddress2": "",
              "RecipCity": "",
              "RecipState": "",
              "RecipZipcode": "",
              "RecipCountry": "",
              "RecipVoiceNumber": "",
              "RecipField1": "",
              "RecipField2": "",
              "RecipField3": "",
              "RecipField4": "",
              "RecipField5": "",
              "RecipField6": "",
              "RecipField7": "",
              "RecipField8": "",
              "RecipField9": "",
              "RecipField10": "",
              "RecipField11": "",
              "RecipField12": ""
            }
        ],
        "FaxJobFiles": [
            {
              "FileIndex": 0,
              "FileTypeId": 0,
              "FileData": ""
            }
        ]
    }
}