MSRP price not appearing in BigCommerce search results

BigCommerce supports various pricing tiers for each of your store products, one of which being MSRP:
https://support.bigcommerce.com/s/article/Using-Sale-Pricing

Currently Klevu does not support MSRP in search results. We index the Default Price of the product and the Sale Price of the product. If the Sale Price is lower than the Default Price, this will result in a was/now style price display in Klevu search results.