This endpoint allows you to preload a custom cloned voice into the system’s before using it. You only need to preload the voice only once. You may preload it once your application starts to reduce any latency if you use the Real-Time APIs.
Pass the API key in the Authorization header, You need to put Token keyword before the API key. e.g. 'Authorization: Token
The unique identifier of the custom cloned voice to preload into the system
"c803658e-ccec-47e7-ad0f-1caf9ba4babb"