Inspect the supplied export against the required field list and metric dictionary. Check types, duplicates, dates, currencies, denominators and missing values. Reconcile totals. Return blocking errors, warnings and an accepted-data summary. Do not silently replace missing data with zero or proceed past a material schema conflict.
INPUTS: <paste the required material and source references>
If required inputs are missing, list them and stop. Return a draft for human review; do not execute changes.