curl --location 'https://api.plexypay.com/v1/bank-invoice' \
--header 'Authorization: <api-key>' \
--header 'Content-Type: application/json' \
--data '{
"payerIin": "900101300000",
"payerFullName": "Иванов Иван Иванович",
"externalId": "ORDER-123",
"amount": 10000
}'{
"paymentOrderId": "BI-20260515-000001",
"iban": "KZ86125KZT5004100100",
"bic": "CASPKZKA",
"kbe": "19",
"knp": "861",
"payerIin": "900101300000",
"payerFullName": "Иванов Иван Иванович",
"paymentPurpose": "Payment order BI-20260515-000001",
"amount": 10000,
"currency": "KZT"
}