A customer purchases two items totalling £50, paying with two gift cards (one with a £40 balance and another with a £20 balance). This requires two calls to the Savvy Redeem API. The first request for £40 will show a balance of £0 on the first card. The second request for £10, will show a balance of £10 on the second card.
The Request Body for the first request:
The Request Body for the second request: