Reference data
These three routes accept either a partner secret or a customer session.
Currencies
GET /v1/currencies returns only the currencies that Sinbad has enabled. The blocked field shows whether your partner has restricted a currency.
Countries
GET /v1/countries returns each country’s allowed value and blockedBy, which shows whether Sinbad’s global policy, your partner policy or both apply.
Payment method catalog
Read requiredFields from GET /v1/payment-methods/catalog before you build an account form, and use GET /v1/payment-methods/catalog/{paymentMethodId}/currencies to see which currencies each method supports. Keep catalog IDs and saved-account IDs distinct. See Saved payment accounts.