{"protocol": "A2A v1.0", "binding": "JSONRPC", "description": "JSON-RPC 2.0 endpoint implementing the A2A message/send method for the check_dataset_quality skill. See /.well-known/agent-card.json for the full Agent Card, or POST /api for a plain REST alternative that does not require an A2A envelope.", "methodsImplemented": ["message/send"], "example": {"jsonrpc": "2.0", "id": 1, "method": "message/send", "params": {"message": {"role": "ROLE_USER", "parts": [{"data": [{"id": 1, "price": 10}, {"id": 2, "price": null}]}]}}}}