API token from https://platform.acedata.cloud
Specifies the format of the response from the server. If not specified, the default format is application/json.
application/json The audio id which used to generate the music audio continued from existing audio.
The start time of the vocal in the audio.
The end time of the vocal in the audio.
The URL to send the result back to the client. If not specified, the result will be returned in the response body.