curl --location 'https://api.mayar.id/credit/v1/credit/generate/immutable/checkout' \
--header 'Authorization: Bearer Paste-Your-API-Key-Here' \
--data-raw '{
    "productId": "0e787345-9aaf-4b72-aa00-1174be6b52b1",
    "creditAmount": 1000, //optional
    "customerInfo": {
        "name" : "memberTambahan",
        "email" : "tambahan@gg.com",
        "mobile" : "08777777799"
    }
}'

{
    "statusCode": 200,
    "message": "success",
    "creditUsageImmutableCheckoutUrl": "https://donasisekutscom.myr.id/pl/test-product-credit?immutable=eyJuYW1lIjoiam9obiBkb2UiLCJlbWFpbCI6ImpvaG5kb2U1QGdtYWlsLmNvbSIsIm1vYmlsZSI6IjA4Nzc3Nzc3Nzc3IiwiY3JlZGl0QW1vdW50IjoyMDAwMH0=.03de9bf29c5861d950d13364c2c23d62675cd2f03cd27a5b7c682f2c43d25b4e",
    "paymentLinkUrl": "https://donasisekutscom.myr.id/pl/test-product-credit"
}