curl -X PUT "https://api.cryptomate.me/cards/virtual-cards/card_6f1e2a30-4a3c-4b2e-9a1d-5e8c9b7a1f23/pin" \
  -H "x-api-key: $CRYPTOMATE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "pin": "1234"
  }'

{
  "pin": "1234"
}