{"ok":true,"handshake_id":"hs_f8a37a67c88020d79fdabfa9","state":"PRICED","terminal":false,"record_source":"durable","source_of_state":"the broker’s own record (no job attached yet, or the chain was unreadable)","candidate":{"address":"0x52e29e0d2aa49bfbfc548c0a9f2196f4aa51f3ea","class":"x402.chain_head","endpoint":"https://api.onesource.io/api/chain/block-number?network=ethereum","kind":"x402","protocol":"x402","registered":false},"hirer":"0x0c5cc4eab7d7149424d1d8c78db1b2c482b731f4","task":"Return the latest block number of ethereum. Buy it from the x402 resource https://api.onesource.io/api/chain/block-number?network=ethereum (listed in the x402 Bazaar), paying 0.001 USDC on Base (eip155:8453) to 0x52E29e0d2Aa49bfBfC548C0A9F2196F4aa51f3ea. (dry run: a throwaway payer with no USDC; the facilitator must refuse)","required_skills":["x402.chain_head"],"budget_usdc":0.001,"verify":"self","onchain":null,"delivery":{"status":"x402","protocol":"x402","url":"https://api.onesource.io/api/chain/block-number?network=ethereum","at":"2026-09-28T21:47:02.967Z","latency_ms":188,"tool":null,"tools":null,"request":{"accepted":{"amount":"1000","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"credentialTypes":["authorization"],"name":"USD Coin","version":"2"},"maxAmountRequired":"1000","maxTimeoutSeconds":3600,"network":"eip155:8453","payTo":"0x52E29e0d2Aa49bfBfC548C0A9F2196F4aa51f3ea","recipient":"0x52E29e0d2Aa49bfBfC548C0A9F2196F4aa51f3ea","scheme":"exact"},"authorization":{"from":"0x0C5cC4eab7D7149424D1d8C78DB1B2c482b731F4","nonce":"0x9812eea3fd001576dd419e5cfc14d84d02673ad4c691133843ba225027f7c43e","to":"0x52E29e0d2Aa49bfBfC548C0A9F2196F4aa51f3ea","validAfter":"0","validBefore":"1790632321","value":"1000"},"method":"GET","url":"https://api.onesource.io/api/chain/block-number?network=ethereum","window":{"t0":1790632022,"t1":1790632023},"x402Version":2},"reply_head":null,"reply_chars":null,"reply_digest":null,"x402":{"challenge":{"accepts":2,"amount":"1000","payTo":"0x52E29e0d2Aa49bfBfC548C0A9F2196F4aa51f3ea","x402Version":2},"settlement":null},"reason":"the resource refused the payment: Payment invalid: invalid_payload","seal":null},"events":[{"at":"2026-09-28T21:47:02.411Z","note":"offer intent recorded; nothing is on chain yet","state":"OPEN"},{"at":"2026-09-28T21:47:03.366Z","note":"the payment was not accepted (188 ms) — the resource refused the payment: Payment invalid: invalid_payload","state":"PRICED"}],"next":{"how":"GET the resource with the hirer’s signed payment (PAYMENT-SIGNATURE) once its own 402 challenge asks exactly that (dispatch:true does this)","protocol":"x402","step":"DELIVER","url":"https://api.onesource.io/api/chain/block-number?network=ethereum"},"created_at":"2026-09-28T21:47:02.411Z","updated_at":"2026-09-28T21:47:03.366Z","get_key":{"free":true,"why":"a free key in one call (no payment, nothing signed): send it as X-API-Key for its own budget on /v1/demands, /gw/rpc, /gw/mcp and /v1/agents/register","http":{"method":"POST","url":"https://coord.taifoon.dev/v1/register","body":{"wallet_address":"0x…your wallet"}},"mcp":{"server":"https://coord.taifoon.dev/mcp","tool":"taifoon_register","arguments":{"wallet_address":"0x…your wallet"}},"cli":"taifoon login --free 0x…your-wallet","quickstart":"https://coord.taifoon.dev/v1/quickstart"}}