curl --request PATCH \
  --url https://api.gcore.com/iam/reselling/resellers/{resellerID}/notification_settings/{notificationSettingsId} \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '{
  "notification_type": "deletion_request",
  "email": "jsmith@example.com",
  "enabled": true
}'

{
  "id": 123,
  "reseller": 123,
  "notification_type": "deletion_request",
  "email": "jsmith@example.com",
  "enabled": true
}