问Java语音合成在线调试TextToVoice错误,如何注册TTS service？

返回Json
{
  "Response": {
    "Error": {
      "Code": "InvalidParameterValue.AppIdNotRegistered",
      "Message": "Appid is not registered in TTS service, please register it on the official website"
    },
    "RequestId": "82fc0913-16dc-455c-9cae-ea74e8b84d3d"
  }
}