send fcm by token code example

Example 1: node js send fcm

var FCM = require('fcm-node')
    var serverKey = require('path/to/privatekey.json') //put the generated private key path here            
    var fcm = new FCM(serverKey)     
    var message = { //this may vary according to the message type (single recipient, multicast, topic, et cetera)        
      to: 'registration_token',         
      collapse_key: 'your_collapse_key',                
      notification: {            
        title: 'Title of your push notification',             
        body: 'Body of your push notification'         
      },                
      data: {  //you can send only notification or only data(or include both)            
        my_key: 'my value',            
        my_another_key: 'my another value'        
      }    
    }        
    fcm.send(message, function(err, response){        
      if (err) {            
        console.log("Something has gone wrong!")        
      } else {            
        console.log("Successfully sent with response: ", response)        
      }    
    })

Example 2: curl tring for send message firebasde

curl -X POST -H "Authorization: Bearer YOUR-TOKEN" -H "Content-Type: application/json" -d '{
  "message":{
    "token":"TARGET_DEVICE_TOKEN",
    "notification":{
      "title":"Hello",
      "body":"This is a text message!"
    }
  }
}' https://fcm.googleapis.com/v1/projects/YOUR-PROJECT-SHORT-NAME/messages:send