Replaces every cart placement of the eligibility widget; an empty list clears them. Left out or null keeps them. Selectors are only checked for shape (not empty, at most 500 characters, no control characters, at most 50 per placement). They aren’t parsed or checked against the storefront’s theme, so one that doesn’t parse or matches nothing is accepted and shows nothing.
String
The label shoppers see at checkout, trimmed, at most 100 characters and no control characters. Left out keeps it; null or blank clears it, which uses the default label.
Where the eligibility widget goes on product pages. Left out keeps it; null clears it. Selectors are only checked for shape (not empty, at most 500 characters, no control characters, at most 50 per placement). They aren’t parsed or checked against the storefront’s theme, so one that doesn’t parse or matches nothing is accepted and shows nothing.
Boolean
Whether a checkout started from an HSA buy button shows only the HSA/FSA payment method. Left out or null keeps it.