curl --request GET \
  --url https://{defaultHost}/v1/apps/{app_id}/notifications/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'X-Authorization: <api-key>'

{
  "notification": {
    "id": "<string>",
    "app_id": "<string>",
    "event_type": "verification.otp.sent",
    "category": "verification",
    "priority": "low",
    "status": "pending",
    "title": "Verification Code Sent",
    "body": "<string>",
    "app_user_id": "<string>",
    "action_url": "<string>",
    "action_text": "<string>",
    "requires_action": true,
    "dismissible": true,
    "read": true,
    "read_at": "2023-11-07T05:31:56Z",
    "dismissed": true,
    "dismissed_at": "2023-11-07T05:31:56Z",
    "expired": true,
    "expires_at": "2023-11-07T05:31:56Z",
    "metadata": {},
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z"
  }
}