Get applicable offers
Get offers that are applicable to specific items. This checks:
- Offers with scopeType "ALL" (applicable to all items of the dataType)
- Offers with scopeType "LIMITED" where the item IDs are in the scopeList
- Optionally filter by city
**Use Case:**
When displaying a restaurant/experience/hotel, use this endpoint to show
applicable offers that users can apply to their order/booking.
