{"endpoint":{"id":780,"url":"https://api.chinamarketing.ai/mcp","host":"api.chinamarketing.ai","kind":"mcp","first_seen":"2026-09-07T00:01:52+00:00","last_seen":"2026-09-07T02:47:25+00:00"},"probes":[{"id":1657,"endpoint_id":780,"probed_at":"2026-09-07T01:50:18+00:00","probe_kind":"mcp","outcome":"connect-fail","http_status":null,"latency_ms":null,"protocol_version":null,"score":null,"capabilities":{},"error":"ProtocolError: Invalid input ConnectionInputs.SEND_SETTINGS in state ConnectionState.CLOSED","meta":{},"ip":null}]}