let productInfo = {
  site: '', // Required
  sku: '', // Required
  asin: '', // Required (same as sku)
  offerId: '', // Only required for certain sites/modes
  details: {
    region: '', // Required (USA, CA, EU, etc)
    offerId: '', // Only required for certain sites/modes
    productPrice: '', // Optional
    productTitle: '', // Optional
    productImage: '' // Optional
  }
}