curl --location 'https://api.link.io/v1/payment' \
--header 'x-api-key: {{api-key}}' \
--header 'Content-Type: application/json' \
--data '{
  "price_amount": 3999.5,
  "price_currency": "usd",
  "pay_currency": "usd",
  "ipn_callback_url": "https://link.io",
  "order_id": "RGDBP-21314",
  "order_description": "Apple Macbook Pro 2019 x 1"
}'