/// <summary>
/// Returns an object that implements the IHttpContent interface
/// with the specified request content and media-type header
/// </summary>
/// <param name="request">json formatted request data</param>
/// <param name="mediaTypeHeaderValue">The value of the media type http header</param>
/// <param name="contentTypeHeaderValue">The value of the content type http header</param>
/// <returns>An object implementing the IHttpContent interface</returns>
public static IHttpContent AsIHttpContent(this string request, string mediaTypeHeaderValue = "", string contentTypeHeaderValue = "")
{
var result = new HttpContent(request);
if (!string.IsNullOrWhiteSpace(mediaTypeHeaderValue))
{
result.AddHeader("media-type", mediaTypeHeaderValue);
}
if (!string.IsNullOrWhiteSpace(contentTypeHeaderValue))
{
result.AddHeader("content-type", contentTypeHeaderValue);
}
return(result);
}