You can read the following data types from Dexcom CGM:
Because of licensing constraints, Dexcom data is only for use within FitnessSyncer’s native services. It cannot be published to other sites.
If you have a specific use-case, please contact us so that we may assist.
Check that timeframe to see if it is when you changed the Dexcom GCM unit, if the unit was calibrating, or if the unit lost connectivity to your phone during that period. If this is not the cause, please contact us so that we may assist.