This update action can only be used if a Customer is not assigned to a Cart. If a Customer is already assigned, the Cart has the same Customer Group as the assigned Customer.
Setting the Customer Group also updates the [LineItem](ctp:api:type:LineItem) `prices` according to the Customer Group. Copy
Setting the Customer Group also updates the [LineItem](ctp:api:type:LineItem) `prices` according to the Customer Group.
Readonly
Optional
Value to set. If empty, any existing value is removed.
This update action can only be used if a Customer is not assigned to a Cart. If a Customer is already assigned, the Cart has the same Customer Group as the assigned Customer.