public void setRelatedItemsUpdate(RelatedItemsUpdate relatedItemsUpdate) {
        this.relatedItemsUpdate = relatedItemsUpdate;
    }
<p>
Details about the item that you are add to, or delete from, an incident.
</p>

@param relatedItemsUpdate
       Details about the item that you are add to, or delete from, an incident.
aws-java-sdk-ssmincidents/src/main/java/com/amazonaws/services/ssmincidents/model/UpdateRelatedItemsRequest.java