public String getRequestId() {
        return this.requestId;
    }
Unique request ID to be specified. This is needed to prevent retries from creating multiple resources.

@return Unique request ID to be specified. This is needed to prevent retries from creating multiple resources.
aws-java-sdk-medialive/src/main/java/com/amazonaws/services/medialive/model/PurchaseOfferingRequest.java