public TargetAssignmentBuilder<T> withInvertedTargetAssignment(
        Map<Uuid, Map<Integer, String>> invertedTargetAssignment
    ) {
        this.invertedTargetAssignment = invertedTargetAssignment;
        return this;
    }
Adds the existing topic partition assignments.

@param invertedTargetAssignment   The reverse lookup map of the current target assignment.
@return This object.
group-coordinator/src/main/java/org/apache/kafka/coordinator/group/modern/TargetAssignmentBuilder.java