public static string ApiUrl(this IContextVariableProvider contextVariableProvider) => contextVariableProvider.Get(nameof(ApiUrl));
private static string Get(this IContextVariableProvider contextVariableProvider, string name) => contextVariableProvider.GetRequiredContextVariable(Prefix + name);
public static string AccountID(this IContextVariableProvider contextVariableProvider) => contextVariableProvider.Get(nameof(AccountID));
public static string SubscriptionKey(this IContextVariableProvider contextVariableProvider) => contextVariableProvider.Get(nameof(SubscriptionKey));
public static string Location(this IContextVariableProvider contextVariableProvider) => contextVariableProvider.Get(nameof(Location));