AddLogicalFields | logicalFields | LogicalField
This group of elements is used to define the logical fields corresponding to the fields in the customer table that you use to define your data filters. Create one logical field for each field from which you want to create field constraints, and one logical field for each audience.
Logical name for this field or audience. If used with an application in the Campaign family, must be the same as the field or audience name used in Campaign.