public String getBaseCanaryRunId() {
        return this.baseCanaryRunId;
    }
<p>
The ID of the canary run that produced the baseline screenshots that are used for visual monitoring comparisons
by this canary.
</p>

@return The ID of the canary run that produced the baseline screenshots that are used for visual monitoring
        comparisons by this canary.
aws-java-sdk-synthetics/src/main/java/com/amazonaws/services/synthetics/model/VisualReferenceOutput.java