Build a voice
If you've created a voice and have provided a dataset URL in the
dataset_url attribute, you do not need to call this API.
This API must only be called if you've uploaded or modified recordings on the voice using the recordings API.
This endpoint builds a voice. The voice must have at least 30 active recordings. To upload recordings for a voice, see the documentation for the recording resource.
"success": true | false,
"message": <string> | undefined