curl --request PUT \
  --url https://api-sandbox.appcharge.com/components/v1/product/{externalId} \
  --header 'Content-Type: application/json' \
  --header 'x-publisher-token: <api-key>' \
  --data '{
  "name": "Premium Gold Coins Pack",
  "displayName": "Premium Gold Coins",
  "publisherProductId": "gold_coins_100",
  "type": "Quantity",
  "prefix": "Get",
  "suffix": "premium coins",
  "textFontColorHex": "#d4af37",
  "productImageUrl": "https://example.com/images/premium_gold_coins.png",
  "productPrefixImageUrl": "https://example.com/images/premium_gold_coin_icon.png"
}'

{
  "id": "507f1f77bcf86cd799439015",
  "name": "Gold Coins Pack",
  "displayName": "Gold Coins",
  "publisherProductId": "gold_coins_100",
  "type": "Quantity",
  "description": "A pack of 100 gold coins.",
  "prefix": "Get",
  "suffix": "coins",
  "textFontColorHex": "#f5c518",
  "productImageUrl": "https://cdn.appcharge.com/507f1f77bcf86cd799439015_product.png",
  "productPrefixImageUrl": "https://cdn.appcharge.com/507f1f77bcf86cd799439015_prefix.png",
  "productImageExternalUrl": "https://example.com/images/gold_coins.png"
}