curl --request POST \
  --url https://api.example.com/v1/notifications/mobile/ \
  --header 'Content-Type: application/json' \
  --data '
{
  "token": "<string>",
  "device_id": "<string>",
  "device_type": "ios"
}
'

{
  "id": 123,
  "token": "<string>",
  "is_active": true,
  "last_used": "2023-11-07T05:31:56Z",
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z",
  "device_id": "<string>",
  "device_type": "ios"
}