public async static Task<Tweet> GetTweet(this ITwitterSession session, long tweetId)
{
var parameters = new TwitterParametersCollection
{
{"trim_user",false.ToString()},
{"include_my_retweet",true.ToString()},
};
parameters.Create(id: tweetId, include_entities:true);
return await session.GetAsync(TwitterApi.Resolve("/1.1/statuses/show.json"), parameters)
.ContinueWith(c => c.MapToSingle<Tweet>());
}