curl --request PUT \
  --url https://eu.sequencehq.com/api/payments/settings/{id} \
  --header 'Content-Type: application/json' \
  --data '{
  "failureNotifications": {
    "merchantNotifications": "DO_NOT_SEND_NOTIFICATIONS",
    "customerNotifications": "DO_NOT_SEND_NOTIFICATIONS"
  }
}'

{
  "id": "e095e00f-36af-44c9-8c53-3e25677ce8ce",
  "failureNotifications": {
    "merchantNotifications": "SEND_NOTIFICATIONS",
    "customerNotifications": "SEND_NOTIFICATIONS"
  }
}