public AppAssessmentSummary withInvoker(String invoker) {
        setInvoker(invoker);
        return this;
    }
<p>
Entity that invoked the assessment.
</p>

@param invoker
       Entity that invoked the assessment.
@return Returns a reference to this object so that method calls can be chained together.
@see AssessmentInvoker
aws-java-sdk-resiliencehub/src/main/java/com/amazonaws/services/resiliencehub/model/AppAssessmentSummary.java