# File lib/twitter/rest/oauth.rb, line 55
      def reverse_token
        conn = connection.dup
        conn.builder.swap(4, Twitter::REST::Response::ParseErrorJson)
        response = conn.post('/oauth/request_token?x_auth_mode=reverse_auth') do |request|
          request.headers[:authorization] = Twitter::Headers.new(self, :post, 'https://api.twitter.com/oauth/request_token', :x_auth_mode => 'reverse_auth').oauth_auth_header.to_s
        end
        response.body
      end