Gets or sets a list of property references for the properties desired by the consumer of the data source. If known, the data source may take steps to request only those properties, or to ensure that those properties are included, rather than the default behavior for this type of data source.
Target Platforms: Android 4.4+, iOS 8+
Development Environments: Visual Studio 2015+, Visual Studio for Mac Preview, Xamarin for Visual Studio 4.2+
