sample_hubspot_api.rb

require "rubygems"
require "net/https"
require "json"
require "uri"
require "pp"

request_url =  "https://api.hubapi.com/contacts/v1/lists/all/contacts/all?hapikey=demo"


url = URI.parse(request_url)
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_NONE

request = Net::HTTP::Get.new(url.request_uri)
response = http.request(request)

pp JSON.parse(response.body)