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Each Option should be mapped to the corresponding Item.
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Is Premium Item
This will be used in case you want to set an item in the combo slot as an upsell option so we need to charge extra for it. For more details find how to set up combo slot upsells here
Example:
Drinks Combo slot:
Coke (Option)
Fanta (Option)
Sprite (Option)
Chocolate Shake (Option - Premium Item)
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