Startcomposition

Starts a Composition from a stage based on the configuration provided in the request. A Composition is an ephemeral resource that exists after this endpoint returns successfully. Composition stops and the resource is deleted: When StopComposition is called. After a 1-minute timeout, when all participants are disconnected from the stage. After a 1-minute timeout, if there are no participants in the stage when StartComposition is called. When broadcasting to the IVS channel fails and al...