{"id":451343,"recorded_at":"2026-10-27T11:28:14.732637Z","observed_at":"2026-10-27T11:28:14.732588Z","subject_kind":"source_record","subject":"x402_bazaar:https://canary.countersignpay.com/v1/base/head","kind":"listing","method":"sync.x402_bazaar/1","body":{"endpoints":[["x402","https://canary.countersignpay.com/v1/base/head"]],"name":"canary.countersignpay.com/v1/base/head","owner_address":"0xa0f3c29f25778ddf46fce2cab5f7e7c25e6a1451","raw":{"accepts":[{"amount":"10000","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2"},"maxTimeoutSeconds":300,"network":"eip155:8453","payTo":"0xa0f3c29f25778dDf46fce2cAB5f7e7C25E6a1451","scheme":"exact"}],"description":"Current Base mainnet block height and base fee per gas in wei, read from the chain at request time","extensions":{"bazaar":{"info":{"input":{"method":"GET","queryParams":{},"type":"http"},"output":{"example":{"baseFeePerGas":"1043211","blockHeight":"35812044","network":"eip155:8453","observedAt":"2026-09-15T14:00:00.000Z"},"type":"json"}},"schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{},"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"properties":{"baseFeePerGas":{"description":"Base fee per gas of that block, in wei, decimal string","type":"string"},"blockHeight":{"description":"Latest block number on Base mainnet, decimal string","type":"string"},"network":{"description":"CAIP-2 chain id, always eip155:8453","type":"string"},"observedAt":{"description":"ISO 8601 time the chain was read","type":"string"}},"required":["blockHeight","baseFeePerGas","network","observedAt"],"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"}}},"lastUpdated":"2026-10-27T10:04:43.7Z","quality":{"l30DaysTotalCalls":13,"l30DaysUniquePayers":7,"lastCalledAt":"2026-10-22T21:30:34.111Z"},"resource":"https://canary.countersignpay.com/v1/base/head","type":"http","x402Version":2},"source":"x402_bazaar","summary":"Current Base mainnet block height and base fee per gas in wei, read from the chain at request time"},"body_sha256":"3d8ac492be3ba39d24e2aaa057b363bb9af71733afb8970f0141c747d5975d5a","prev_id":72112,"leaf":"0x5454e383a12e7d24fe0d91443766beba79183ab6be10aa1e09e73e732e8ad775","leaf_text":"{\"body\":\"3d8ac492be3ba39d24e2aaa057b363bb9af71733afb8970f0141c747d5975d5a\",\"id\":451343,\"kind\":\"listing\",\"method\":\"sync.x402_bazaar/1\",\"observed_us\":1793100494732588,\"prev\":72112,\"subject\":\"x402_bazaar:https://canary.countersignpay.com/v1/base/head\",\"subject_kind\":\"source_record\"}","day":{"day":"2026-10-27","leaves":273461,"root":"0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795","chained":"0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4","anchor_chain":"eip155:5042002","anchor_tx":"0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4","anchor_block":69414147},"proof":["0x54550903ec0fabd3a06aac8ce8aa147da90fc5a464bd8c5227c6d015c509a22d","0x4d6c1352c3d4d3fd20270cf5493be8951e765e9d9ceefc22a3cf70b7aa3deb63","0xaf8ce630c7a95c36942527335e396185b7b740d551e36144059ebf281fbf2b2b","0xb1ce3f927c4bdc2764a8e7ce086e08a1c3d08e28bfeadd6b52a6549782341511","0xbaabee0fb04601c982af10ba25a2ff3adb687d4d72b59747d4dc22bbac879425","0x2f25499c0e0f3d651ec10678a0e33e808401bec4fac9d1b669e258549aaf0056","0x0e4a830e5d269f57b91d0de39203d1aa0fc2a794dacf2d6e1acfe0881a0a1825","0xdfcdbe1ba7813feb50f33779729d2dfa1c5ea5232f69ee362164f004b4c7f112","0x83dd5ce2cac215d14b6396c4ddb78b6390e1e7a63f858ba3bf6c3134b41d3f47","0x7919d7a2c8df293656e34c2d3af4c55ec25ccb6856c4db5cc3788b097d7dd69c","0x64281736f78eb01af3a70566cf7e4fb98158dc598b5edcaf617b2e0560a28c6d","0xf8587b476357dd9dd2bdcf36df59b8f5ada3a7d06a3872295a01a0dd6b9e36d1","0x996f3d89f9508378f3c194c9828b500725dd599c52fd040349190982338d96f2","0x9ea0c6a53f80a30b6f13671109f98a000cf98e581875129f4be4b57131d06364","0xb78ea6a255dd06e2f402a1a733bca392fa6243920bcba95e8b80bdfc6ce5f553","0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d","0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d","0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585","0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699"]}