Ruby script to send POST HTTPS request sample

test_fcm.rb

# source: http://www.rubyinside.com/nethttp-cheat-sheet-2940.html
# FCM ref: https://medium.com/@cdmunoz/working-easily-with-fcm-push-notifications-in-android-e1804c80f74
# How to run in terminal: ruby test_fcm.rb
require 'net/https'
require 'uri'
require 'json'

uri = URI.parse('https://fcm.googleapis.com/fcm/send')
device_token = 'FCM_device_token'
header = {
  'Authorization': 'key=Legacy_server_key',
  'Content-Type': 'application/json'
}

form_data = {
  to: device_token,
  data: {
    alert: 'You received a notification!',
    badge: 1,
    body: 'Some body'
  }
}

# Create the HTTP objects
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_NONE
request = Net::HTTP::Post.new(uri.request_uri, header)
request.body = form_data.to_json

# Send the request
response = http.request(request)
puts JSON.pretty_generate(JSON.parse(response.body))