Check if a response is an AdCP error response. Recognizes both { adcp_error: { code: string } } (MCP structured errors) and { errors: [{ code, message }] } (legacy/A2A format).
{ adcp_error: { code: string } }
{ errors: [{ code, message }] }
Check if a response is an AdCP error response. Recognizes both
{ adcp_error: { code: string } }(MCP structured errors) and{ errors: [{ code, message }] }(legacy/A2A format).