ReportColumn
Examples: "SUM", "MASS_AVERAGE"
The aggregation method to use for the column
Example: "13c277c2-edc6-4a7a-8380-251dd19231f2"
ID of the column in the block model
Example: "Au Content"
The human-readable label used to identify the column
Example: "kg"
ID of the unit to use for the column output