XCTOSSignpostMetric.scrollDecelerationMetric is not generating the report to set Baseline

I wrote a test to measure the scroll performance adopting
XCTOSSignpostMetric.scrollDecelerationMetric, However it is not generating the report to set Baseline :( .
XCTOSSignpostMetric.scrollDecelerationMetric is not generating the report to set Baseline
 
 
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