{
  "capturedAt": "2026-09-18T23:00:35.419196+00:00",
  "method": "eth_call",
  "params": [
    {
      "to": "0x420000000000000000000000000000000000000f",
      "data": "0xb54501bc"
    },
    {
      "blockHash": "0x2f9639b8b5d04eed30a7051729ae341b57d5760aebfe18403cc7459cc4af93b0",
      "requireCanonical": true
    }
  ],
  "result": "0x0000000000000000000000000000000000000000000000000000000000000000",
  "blockNumber": 19,
  "blockHash": "0x2f9639b8b5d04eed30a7051729ae341b57d5760aebfe18403cc7459cc4af93b0",
  "parentHash": "0xbd37850a30b083b6826c4cc40cd8b1733051ca3f785c0f9a99592d72a69ad56a",
  "stateRoot": "0x1ab4727cc9c4dd9c1feb2757b4230bfcc6f37de96acb8010e94fcf65f1f87636",
  "builderVerifierMatch": true,
  "requestId": "rpc-605792-3-0x2f9639b8b5d04eed30a7051729ae341b57d5760aebfe18403cc7459cc4af93b0",
  "workerPid": 607443,
  "artifact": "0xdd10457c1cf8e3b80a34ca4589777401255aba3fe7e6bdf77e88eed5d892efff",
  "configuration": "0x84437f455af000fa18d2cf7faa4580cefed571d69d9b97579e17513599c705a6",
  "binding": "0xd0567f84de301375deb1ea80408df26fa0e3517c6a72deefbcdfc08b0b9ee7b2",
  "era": "holocene",
  "httpMs": 10.878706,
  "workerOffsetMs": 9.397268295288086,
  "workerMs": 0.677,
  "stateReads": 12,
  "readBytes": 2598,
  "requestBytes": 2000,
  "logLines": [
    "2026-09-18T23:00:35.428593Z  INFO base_execution_history::client: historical worker execution started request=rpc-605792-3-0x2f9639b8b5d04eed30a7051729ae341b57d5760aebfe18403cc7459cc4af93b0 worker_pid=607443 era=holocene operation=Some(Object {\"call_gas_limit\": Number(50000000), \"method\": String(\"eth_call\"), \"params\": Array [Object {\"data\": String(\"0xb54501bc\"), \"to\": String(\"0x420000000000000000000000000000000000000f\")}, Null, Null]}) artifact=0xdd10457c1cf8e3b80a34ca4589777401255aba3fe7e6bdf77e88eed5d892efff configuration=0x84437f455af000fa18d2cf7faa4580cefed571d69d9b97579e17513599c705a6 binding=0xd0567f84de301375deb1ea80408df26fa0e3517c6a72deefbcdfc08b0b9ee7b2",
    "2026-09-18T23:00:35.429268Z  INFO base_execution_history::client: historical worker execution completed request=rpc-605792-3-0x2f9639b8b5d04eed30a7051729ae341b57d5760aebfe18403cc7459cc4af93b0 worker_pid=607443 operation=Some(Object {\"call_gas_limit\": Number(50000000), \"method\": String(\"eth_call\"), \"params\": Array [Object {\"data\": String(\"0xb54501bc\"), \"to\": String(\"0x420000000000000000000000000000000000000f\")}, Null, Null]}) elapsed_us=677 requests=12 read_bytes=2598 request_bytes=2000"
  ],
  "methodology": "One warm loopback sample. HTTP envelope uses a monotonic timer; worker offset uses same-machine wall-clock log timestamps. Worker exchange includes state reads, IPC and execution, not EVM-only time. Remaining time is unattributed; no phase breakdown inferred."
}