def article id, params={}
      request_string = "/v2/assets/#{id}"
      is_preview, params = params_include_preview? params
      request_string += '/preview' if is_preview

      response = get "#{request_string}.json", params

      article = ACTV::Article.new response[:body]
      article.is_article? ? article : nil
    end
def article id, params={}
      request_string = "/v2/assets/#{id}"
      is_preview, params = params_include_preview? params
      request_string += '/preview' if is_preview

      response = get "#{request_string}.json", params

      article = ACTV::Article.new response[:body]
      article.is_article? ? article : nil
    end
Returns an article with the specified ID

 @authentication_required No
 @return [ACTV::Article] The requested article.
 @param id [String] An article ID.
 @param options [Hash] A customizable set of options.
 @example Return the article with the id BA288960-2718-4B20-B380-8F939596B123
   ACTV.article("BA288960-2718-4B20-B380-8F939596B123")