| Name | Type | Description | Notes |
|---|---|---|---|
| api_key | str | Specifies the FCM server key to register. | |
| push_sound | str | Specifies the name of a sound file to be played when a push notification is delivered to your client app. The file should be located in the `/res/raw` folder. | |
| any string name | bool, date, datetime, dict, float, int, list, str, none_type | any string name can be used but the value must be the correct type | [optional] |