uri = URI("XXX")
  https = Net::HTTP.new(uri.host, uri.port)
  request = Net::HTTP::Post.new(uri.request_uri, {'Content-Type' => 'application/x-www-form-urlencoded'})
  body = {"key" => @api_key, "message" => mes, "to" => phoneNumber}
  request.body = body.to_json
  response = https.request(request)