curl --location --request POST 'https://api.inboxkit.com/v1/api/billing/wallet' \
--header 'Content-Type: application/json' \
--data-raw '{
"credits": 50,
"redirect_url": "/dashboard"
}'
{
"error": false,
"message": "Payment link generated successfully",
"payment_link": "https://checkout.stripe.com/pay/cs_test_..."
}