{"beta":true,"receipt":{"kind":"unpaid_probe","ts":"2026-10-27T14:04:24Z","host":"mcp.barker.money","url":"https://mcp.barker.money/barker_defi_vaults","method":"GET","status":402,"latency_ms":1050,"error":null,"req_sha256":"0158e79c318675f18961e6c5e6b3a4fd4722a0cc7df6cbbf9ffd33fd05a164b4","resp_sha256":"18cd2b35bd1830f21b3d208104e3305a31dea110c59c08a060cdff691cca6c0a","total_header_bytes":5016,"prober_ua":"BotsRated-probe/0.3 (unpaid check; no payment sent; +https://botsrated.com/disputes)","prober":"botsrated-prober (Cloudflare cron)","probe_version":"0.3","scope":"primary","x402_version":2,"payment_required_header_bytes":4392,"valid_402":true,"live_amount":"1000","live_payTo":"0x83f15f5bea445109e255ab82622fbdfecd1e4c9f","live_asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","live_network":"eip155:8453","checks":{"terms_consistent":true,"terms_issues":[],"options":6,"base_usdc":true,"payto_stable":true},"resource_description":"Query real-time stablecoin supply yield pools from Barker's index of 500+ DeFi protocols. Returns ranked rows with protocol_name, chain_name, asset_symbol, supply_apy_total (decimal — multiply by 100 for %), and supply_tvl (USD). Use for questions like 'best stablecoin yield', 'where to earn on USD…","extensions_advertised":["bazaar"],"payment_identifier":{"advertised":false,"required":false},"id":"36cdaee2e278cd603328","sig":{"alg":"ed25519","key_id":"botsrated-prober-1","signed":"canonical JSON of this receipt without the sig field (keys sorted, no whitespace)","sig_b64":"0EvpLsfdrKUmV4zY0QGDmQURK1+NZAj1I7b+rlgAo6CxKWAfx097+D5tmRmVKLc8HHNr7b+FDxFCcUCDAS42BA=="},"receipt_url":"https://botsrated.com/receipt/36cdaee2e278cd603328?host=mcp.barker.money&day=2026-10-27","tx_url":null,"payment":"none (unpaid probe; no payment header was sent)","signature":"ed25519 per-receipt signature (key botsrated-prober-1; see /.well-known/botsrated-key)"},"stored_in":"D1"}