Deletes an agent.
The delete request fails if any
brands.agents.requestVerification requests have been made for the agent.
The URL uses gRPC Transcoding syntax.
Required. The unique identifier of the agent. If the brand identifier is "1234" and the agent identifier is "5678", this parameter resolves to "brands/1234/agents/5668".
The request body must be empty.
If successful, the response body is empty.