`data.measures`

Which fields (or calculated fields) are aggregated, and how.

Quick reference

Key	Type	Meaning
`uniqueName`	string (required)	Field or calculated-field identifier.
`aggregation`	`sum` \| `count` \| `distinctcount` \| `avg` \| `min` \| `max` \| `formula`	Aggregation. Use `formula` for calculated fields.
`hidden`	boolean	Hide the measure from the grid.