send_to_condition.js

const admin = require('firebase-admin');

admin.initializeApp();

const message = {
  notification: {
    title: 'EPA fuel economy stats for new Mazda6',
    body: 'New turbo charged 2.5L engine does 23/31/36 mpg.',
  },
  condition: `'auto-news' in topics && 'green-earth' in topics`,
};
admin.messaging().send(message)
  .then((resp) => {
    console.log('Message sent successfully:', resp);
  }).catch((err) => {
    console.log('Failed to send the message:', err);
  });