Improve Tracker customDimensions handling
Improve Tracker customDimensions handling

mmiani/react-native-google-analytics-bridge,idehub/react-native-google-analytics-bridge,mmiani/react-native-google-analytics-bridge,idehub/react-native-google-analytics-bridge,idehub/react-native-google-analytics-bridge,mmiani/react-native-google-analytics-bridge,idehub/react-native-google-analytics-bridge,mmiani/react-native-google-analytics-bridge