Finding and your answer
Expose Metrics.Unapproved Adjustment Value
Not found in this gold boundary
99%
How the model read it
The requested measure is not one of the four observed Metrics measures. Current gold contains no supporting object with this qualified name. This means not found within the available discovered landscape, not proof of enterprise-wide absence.
Workbook evidence
Cited current gold
Open questions
Should this be a new explicit DAX measure in Metrics?
What currency and formatting rules apply?
Must the measure respond to all account and calendar filters?