List Countries Available for Instruments
Lightweight country list scoped to the countries Anton can deliver
payouts to. Use this to populate country dropdowns in an instrument-
creation form — paired with /v1/instruments/methods to build the
full method picker.
For the full reference catalog (including IS3 codes and currency
lists), use /v1/countries instead.
GET
List countries available for instrument creation
Authorizations
Per-request DPoP proof JWT (RFC 9449). MUST accompany the Authorization: DPoP <access_token> header on every protected operation. The proof is signed by the merchant's private DPoP key and carries htm, htu, iat, jti, and ath claims.
Response
200 - application/json
Supported instrument countries.
List countries available for instrument creation