v1CardItem
- imageType: string
_url - itemType: string
_url - itemType: string
_version - qtyType: string · must be > 0 must be integer, in case the quantity is non integer, make the calculation and submit the total amount and qty = 1Format: uint64
- skuType: string · sku is optional, if not provided, a random sku will be generated
- titleType: string
- unitType: string · prize in cents, could be any or zero to show free itemFormat: uint64
_price

