Permanently deletes the recording associated with the given recording ID and interaction ID.

Use this endpoint to delete a specific recording from an interaction. The deletion is processed
asynchronously — the request is accepted immediately and the recording file is removed in the background.

Important behavior:

• Requires the recordings:delete OAuth scope.
• Returns 204 No Content on success (no response body).
• Returns 404 if the recording does not exist or does not belong to the specified interaction.