BalanceSheetSection
- accountType: string
_type requiredAccount type: 'asset', 'liability', or 'equity'
- balancesType: BalancesrequiredProperties: 1
Aggregated balances across all child accounts per period
- labelType: stringrequired
Display name for the section (e.g., 'Assets')
- childrenType: array of BalanceSheetAccountProperties: 9
Top-level accounts in this section