metaAds.getInsights reads delivery insights for an ad account, campaign, ad set, or ad.
automations/meta-ads-get-insights.automation.ts
fields, breakdowns, datePreset or timeRange, level, and cursor inputs. Large queries may be rejected or require a narrower range. Optional second argument { account } selects a static project account binding.
Returns { items, pageInfo } with string-valued metrics and reporting dates.