# File lib/action_dispatch/http/request.rb, line 186
    def raw_post
      unless @env.include? 'RAW_POST_DATA'
        raw_post_body = body
        @env['RAW_POST_DATA'] = raw_post_body.read(@env['CONTENT_LENGTH'].to_i)
        raw_post_body.rewind if raw_post_body.respond_to?(:rewind)
      end
      @env['RAW_POST_DATA']
    end