{"id":73475,"recorded_at":"2026-10-26T14:38:07.681075Z","observed_at":"2026-10-26T14:38:07.681037Z","subject_kind":"source_record","subject":"x402_bazaar:https://dev.kagurazaka.dev/v1/decode","kind":"listing","method":"baseline/1","body":{"endpoints":[["x402","https://dev.kagurazaka.dev/v1/decode"]],"name":"x402 Dev Tools","owner_address":"0xe6f7508ab572a4dc9c7486ea017b100d83f3c3f8","raw":{"accepts":[{"amount":"2000","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2"},"maxTimeoutSeconds":300,"network":"eip155:8453","payTo":"0xe6f7508ab572a4dc9c7486ea017b100d83f3c3f8","scheme":"exact"}],"description":"Decodes a PAYMENT-REQUIRED, PAYMENT-SIGNATURE or PAYMENT-RESPONSE header (x402 v2, or X-PAYMENT / X-PAYMENT-RESPONSE of v1), base64 or JSON, detecting which it is. Explains it in plain terms (price in dollars, network, payer and payee, validity window, explorer link) and lists problems: wrong USDC EIP-712 domain, expired or not-yet-valid authorizations, amount or payee mismatches, missing Bazaar extension.","extensions":{"bazaar":{"info":{"input":{"body":{"header":"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"},"bodyType":"json","method":"POST","type":"http"},"output":{"example":{"accepts":[{"network":"eip155:8453","network_name":"Base","pay_to":"0xe6f7508ab572a4dc9c7486ea017b100d83f3c3f8","price_usd":0.001,"scheme":"exact"}],"decoded":{"x402Version":2},"findings":[{"level":"info","message":"no bazaar extension: the CDP Bazaar lists the resource only with it (declareDiscoveryExtension)"}],"kind":"payment-required","summary":"Pay $0.001 on Base for https://api.example.com/v1/weather","x402_version":2},"type":"json"}},"schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"properties":{"header":{"description":"the header value (base64 or JSON); a leading 'Header-Name:' is ignored","type":"string"},"kind":{"description":"default auto","enum":["payment-required","payment-signature","payment-response","auto"],"type":"string"}},"required":["header"]},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"properties":{"accepts":{},"decoded":{},"findings":{},"kind":{},"summary":{},"x402_version":{}},"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"}}},"lastUpdated":"2026-10-25T20:35:39.912Z","quality":{"l30DaysTotalCalls":2,"l30DaysUniquePayers":2,"lastCalledAt":"2026-10-25T20:35:39.743Z"},"resource":"https://dev.kagurazaka.dev/v1/decode","serviceName":"x402 Dev Tools","tags":["x402","debugging","payment header","developer tools"],"type":"http","x402Version":2},"source":"x402_bazaar","summary":"Decodes a PAYMENT-REQUIRED, PAYMENT-SIGNATURE or PAYMENT-RESPONSE header (x402 v2, or X-PAYMENT / X-PAYMENT-RESPONSE of v1), base64 or JSON, detecting which it is. Explains it in plain terms (price in dollars, network, payer and payee, validity window, explorer link) and lists problems: wrong USDC EIP-712 domain, expired or not-yet-valid authorizations, amount or payee mismatches, missing Bazaar extension."},"body_sha256":"1437ef72f84dad79b9e5857a570b88d04abdaccd34f0342877cfbb02daaf584e","prev_id":null,"leaf":"0xb5fc2b6fe13d677d31e64ec55cdf2801b310cbf96a23da8d5f10a2954e909209","leaf_text":"{\"body\":\"1437ef72f84dad79b9e5857a570b88d04abdaccd34f0342877cfbb02daaf584e\",\"id\":73475,\"kind\":\"listing\",\"method\":\"baseline/1\",\"observed_us\":1793025487681037,\"prev\":null,\"subject\":\"x402_bazaar:https://dev.kagurazaka.dev/v1/decode\",\"subject_kind\":\"source_record\"}","day":{"day":"2026-10-26","leaves":296695,"root":"0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8","chained":"0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a","anchor_chain":"eip155:5042002","anchor_tx":"0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae","anchor_block":69251483},"proof":["0xb5fcb84c57b506a262e7737af99fb463898f96f6c090945b25cb3d59a9856c8f","0x8b7f4a8267f39c148fadeba87421f133dc98792d27519343f75bf3a50de12381","0xd652f27bb231afa024e0a055b57c974032e22c1012c8f02c941dea1be4946ec1","0x061de6f14c1055294e7da0f9f4da1d7c2331ad5a68e17ed44deea7827073d85e","0x339b43c51d70b8b00cbeb1eda2986028b95eb5867963b8733e7544b9918eec2d","0x57f63fefcc54ef808996de485b761c24ad52ddf00baef16341dc6bbbb177ec1c","0xa5768dbddf131b615a14d86b2db9f3f85349855acec4d79b545ba20e3523f268","0x84f0bb6a86255ba1efdf0271437fabe2a1e569512affd53f3145755164626c91","0x8633a5cda531755faba1277f7dacbebfe7efbff11aa341081a1370d3c2506667","0x083b213d55f010a12e9f2c7182db3d2a36f1323ef61111ababe982fa9f8e6726","0xfa91c460bb9b05b6890b46e5326a89c9e487b6419bd4d84337c05040222a2e6c","0x17930d484cab3f6850715eb0b77dd189c3c06f975cf9def12285fde3eb9b4234","0x0d86419ca1dd0b62fd8b22ea2e8c74d441312cec3116a467bea429b43e026565","0x083427e39db4dd470662401f6db5db8fadf084fc4274cf8621b368416952b78b","0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570","0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452","0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40","0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f","0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a"]}