public void setCreatedBy(OpsItemIdentity createdBy) {
        this.createdBy = createdBy;
    }
<p>
Information about the user or resource that created the OpsItem event.
</p>

@param createdBy
       Information about the user or resource that created the OpsItem event.
aws-java-sdk-ssm/src/main/java/com/amazonaws/services/simplesystemsmanagement/model/OpsItemEventSummary.java