curl --location --request POST 'https://partner-api-stage.p100.io/v1/sepa-transfer' \
--header 'x-api-key: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
"sourceExternalUserId": "75a1d530-3c12-44e8-a23a-0241b9e73c87",
"currency": "eur",
"amount": "4.51",
"receiverFirstName": "John",
"receiverLastName": "Brown",
"receiverType": "NATURAL",
"destinationIban": "PL06109027500000000148911547",
"transferTitle": "Invoice #123"
}'{
"transferId": "a6ccc5bb-c4e0-40e7-90f9-06c8945dafe3"
}