问发送短信接口怎么调用，下发结果看不懂？

{
  "Response": {
    "SendStatusSet": [
      {
        "SerialNo": "",
        "PhoneNumber": "15534472018",
        "Fee": 0,
        "SessionContext": "",
        "Code": "FailedOperation.TemplateIncorrectOrUnapproved",
        "Message": "template is not approved or request content does not match the approved template content",
        "IsoCode": ""
      }
    ],
    "RequestId": "b09c450b-8159-42d4-ae00-8169f3ffd648"
  }
}