fn single_option_snapshot(
wallet: WalletAddress,
underlying: &PortfolioMarginUnderlyingSnapshot,
option: PortfolioMarginOptionExposure,
) -> PortfolioMarginSnapshotfn single_option_snapshot(
wallet: WalletAddress,
underlying: &PortfolioMarginUnderlyingSnapshot,
option: PortfolioMarginOptionExposure,
) -> PortfolioMarginSnapshot