public Task<bool> AddFeatureAsync(
	string featureName,
	string featureDesc,
	string pageId,
	string key
)

Public Function AddFeatureAsync ( 
	featureName As String,
	featureDesc As String,
	pageId As String,
	key As String
) As Task(Of Boolean)

public:
virtual Task<bool>^ AddFeatureAsync(
	String^ featureName, 
	String^ featureDesc, 
	String^ pageId, 
	String^ key
) sealed