public java.util.List<String> getTagKeys() {
        return tagKeys;
    }
<p>
The initial part of a key-value pair that forms a tag being removed from a given resource. For example, a tag
with "Sales" as the key might be added to a resource to indicate its use by the sales department. Keys must be
unique and cannot be duplicated for a particular resource.
</p>

@return The initial part of a key-value pair that forms a tag being removed from a given resource. For example, a
        tag with "Sales" as the key might be added to a resource to indicate its use by the sales department.
        Keys must be unique and cannot be duplicated for a particular resource.
aws-java-sdk-comprehend/src/main/java/com/amazonaws/services/comprehend/model/UntagResourceRequest.java