test.rb

require 'json'
require 'faraday'
require 'faraday_middleware'
require 'hashie'
require 'pry'

class Github < Hash
  include Hashie::Extensions::MethodAccess

end

@connection = Faraday.new 'http://api.meetup.com' do |builder|
  builder.request :json
  builder.response :json #, :content_type => /\bjson$/
  builder.use FaradayMiddleware::Mashify
end

@response = @connection.get "/2/groups/?key=&group_id=7739072"

binding.pry