/// <summary>
/// Adds StringContent containing a json string of the supplied body object
/// </summary>
/// <typeparam name="T">The type of body</typeparam>
/// <param name="request">The SolidHttpRequest</param>
/// <param name="body">The request body object</param>
/// <param name="settings">(Optional) JsonSerializerSettings to use to serialize the body object</param>
/// <returns>SolidHttpRequest</returns>
public static ISolidHttpRequest WithJsonContent <T>(this ISolidHttpRequest request, T body, JsonSerializerSettings settings = null)
{
var json = JsonConvert.SerializeObject(body, settings ?? request.GetJsonSerializerSettings());
var content = new StringContent(json, Encoding.UTF8, "application/json");
return(request.WithContent(content));
}
