package main

import (
	"github.com/edganiukov/fcm"
)

func main() {
	// Create the message to be sent.
	msg := &fcm.Message{
     		Token: "sample_device_token",
      		Data: map[string]interface{}{
         		"foo": "bar",
      		},
  	}

	// Create a FCM client to send the message.
	client, err := fcm.NewClient("sample_api_key")
	if err != nil {
  		log.Fatal(err)
	}

	// Send the message and receive the response without retries.
	response, err := client.Send(msg)
	if err != nil {
		/* ... */
	}
	/* ... */
}