Firebase Push Notification Testing Using Postman collection v2.1.0

test.json

{
	"info": {
		"name": "firebase",
		"_postman_id": "e80f736a-f80e-8d91-436d-c633be4e23b2",
		"description": "",
		"schema": "https://schema.getpostman.com/json/collection/v2.1.0/collection.json"
	},
	"item": [
		{
			"name": "https://fcm.googleapis.com/fcm/send",
			"request": {
				"method": "POST",
				"header": [
					{
						"key": "Authorization",
						"value": "key=AIzaSyAa5MqdArgkCGxIwPuqgfTiDK7bwvkCuSo"
					},
					{
						"key": "Content-Type",
						"value": "application/json"
					}
				],
				"body": {
					"mode": "raw",
					"raw": "{\n \"to\" : \"push_token\",\n \"collapse_key\" : \"type_a\",\n \"notification\" : {\n     \"body\" : \"First Notification\",\n     \"title\": \"Collapsing A\",\n     \"sound\": \"notification\",\n     \"click_action\": \"OPEN_ACTIVITY_1\",\n     \"icon\":\"notification_badge\",\n     \"color\":\"#FF0000\"\n },\n \"data\" : {\n  \"AlertMessage\": {\n    \"MessageType\": \"CustomAlertNotification\",\n    \"message_title\": \"message\",\n    \"content\": \"content\",\n    }\n}\n}"
				},
				"url": {
					"raw": "https://fcm.googleapis.com/fcm/send",
					"protocol": "https",
					"host": [
						"fcm",
						"googleapis",
						"com"
					],
					"path": [
						"fcm",
						"send"
					]
				},
				"description": ""
			},
			"response": []
		}
	]
}