{"endpoint":{"id":3229,"url":"https://api.usenami.io/v1/perp/oi-history","host":"api.usenami.io","kind":"x402","first_seen":"2026-09-07T00:02:39+00:00","last_seen":"2026-09-11T21:31:15+00:00","last_probed_at":"2026-09-11T12:21:47+00:00","last_outcome":"ok","last_score":100,"last_latency_ms":1740,"last_http_status":402,"last_inferred":0},"probes":[{"id":735892,"endpoint_id":3229,"probed_at":"2026-09-11T12:21:47+00:00","probe_kind":"x402","outcome":"ok","http_status":402,"latency_ms":1740,"protocol_version":"1","score":100,"capabilities":{"payment_header":true,"content_type":"application/json","accepts":1},"error":"HTTP 402","meta":{"final_url":"https://api.usenami.io/v1/perp/oi-history","http_version":"HTTP/1.1","vantage":"us-east-1"},"ip":"207.148.120.18"},{"id":628422,"endpoint_id":3229,"probed_at":"2026-09-10T12:04:52+00:00","probe_kind":"x402","outcome":"ok","http_status":402,"latency_ms":778,"protocol_version":"1","score":100,"capabilities":{"payment_header":true,"content_type":"application/json","accepts":1},"error":"HTTP 402","meta":{"final_url":"https://api.usenami.io/v1/perp/oi-history","http_version":"HTTP/1.1","vantage":"us-east-1"},"ip":"207.148.120.18"},{"id":521134,"endpoint_id":3229,"probed_at":"2026-09-09T11:49:30+00:00","probe_kind":"x402","outcome":"ok","http_status":402,"latency_ms":6565,"protocol_version":"1","score":100,"capabilities":{"payment_header":true,"content_type":"application/json","accepts":1},"error":"HTTP 402","meta":{"final_url":"https://api.usenami.io/v1/perp/oi-history","http_version":"HTTP/1.1","vantage":"us-east-1"},"ip":"207.148.120.18"},{"id":318948,"endpoint_id":3229,"probed_at":"2026-09-08T08:55:39+00:00","probe_kind":"x402","outcome":"ok","http_status":402,"latency_ms":1082,"protocol_version":"1","score":100,"capabilities":{"payment_header":true,"content_type":"application/json","accepts":1},"error":null,"meta":{"final_url":"https://api.usenami.io/v1/perp/oi-history","vantage":"us-east-1"},"ip":"207.148.120.18"},{"id":38281,"endpoint_id":3229,"probed_at":"2026-09-07T06:39:36+00:00","probe_kind":"x402","outcome":"ok","http_status":402,"latency_ms":726,"protocol_version":"1","score":100,"capabilities":{"payment_header":true,"content_type":"application/json","accepts":1},"error":null,"meta":{"final_url":"https://api.usenami.io/v1/perp/oi-history"},"ip":"207.148.120.18"}]}