metaAds.createCampaign creates a campaign in an ad account.
automations/meta-ads-create-campaign.automation.ts
status defaults to PAUSED; specialAdCategories defaults to an empty array; isAdsetBudgetSharingEnabled defaults to false. Set dailyBudget or lifetimeBudget for a campaign-level budget. Optional second argument { account } selects a static project account binding.
Returns the created campaign ID. Creation is not replay-safe.