{"endpoint":{"id":5420,"url":"https://api.agentmercantile.com/","host":"api.agentmercantile.com","kind":"a2a","first_seen":"2026-09-07T00:02:57+00:00","last_seen":"2026-09-09T08:00:53+00:00","last_probed_at":"2026-09-08T08:13:29+00:00","last_outcome":"connect-fail","last_score":null,"last_latency_ms":852,"last_http_status":null},"probes":[{"id":278771,"endpoint_id":5420,"probed_at":"2026-09-08T08:13:29+00:00","probe_kind":"a2a","outcome":"connect-fail","http_status":null,"latency_ms":852,"protocol_version":null,"score":null,"capabilities":{},"error":"WriteError: ","meta":{"vantage":"us-east-1"},"ip":"2.57.91.246"},{"id":12978,"endpoint_id":5420,"probed_at":"2026-09-07T03:29:57+00:00","probe_kind":"a2a","outcome":"http-error","http_status":404,"latency_ms":20,"protocol_version":null,"score":null,"capabilities":{},"error":"HTTP 404","meta":{"card_url":"https://api.agentmercantile.com/.well-known/agent.json"},"ip":"2.57.91.192"}]}