Dictionary<string, string> GetTelemetryProperties(
	IDictionary<string, string> properties = null
)

Function GetTelemetryProperties ( 
	Optional properties As IDictionary(Of String, String) = Nothing
) As Dictionary(Of String, String)

Dictionary<String^, String^>^ GetTelemetryProperties(
	IDictionary<String^, String^>^ properties = nullptr
)

function GetTelemetryProperties(properties);