The unique identifier for an additional audio track.
{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/stream_audio_identifier", "title": "stream_audio_identifier", "description": "The unique identifier for an additional audio track.", "example": "ea95132c15732412d22c1476fa83f27a", "maxLength": 32, "type": "string" }