public String getAction() {
        return this.action;
    }
<p>
Specifies whether this update is to add or revoke role permissions.
</p>

@return Specifies whether this update is to add or revoke role permissions.
@see UpdateAction
aws-java-sdk-managedgrafana/src/main/java/com/amazonaws/services/managedgrafana/model/UpdateInstruction.java