# File lib/faraday/request/yajl.rb, line 10
    def call(env)
      env[:request_headers]['Content-Type'] = 'application/json'
      if env[:body] && !env[:body].respond_to?(:to_str)
        env[:body] = Yajl::Encoder.encode env[:body]
      end
      @app.call env
    end