curl --request POST \
  --url https://api.bullring.finance/v1/ramp/{subaccountId}/banking/deposits/lightning \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "amount": 10000,
  "currency": "usd",
  "note": "payment"
}
'

{
  "lightningInvoice": "lntbs108323630n1p53uucupp5t0gdtpxe6frf8mvpuqqtdvjjkym3v6jk9lf06e0yudm0ww6gghyqdqvwpshjmt9de6qcqzpuxqzfvsp5cdgqvnrq3zy0m36tpqt9q4f5tk24fxkanjx20cdw4tc5229kq30q9qxpqysgqpzh62y0hm0829aedfdv25sy3s2vxevk8dsjrkhh4yjc04nhdyke8g0343k703j7qg8uuwfq49u2kl55hcl4qztnddhh0t6j8txlnnnqpgd9q7g",
  "id": "5567cac1-d7bc-4b0d-980d-8c2453dc952c",
  "paymentHash": "5bd0d584d9d24693ed81e000b6b252b137166a562fd2fd65e4e376f73b4845c8",
  "paymentRequestAmount": 10000,
  "paymentRequestCurrency": "usd",
  "invoiceCurrency": "stablesats",
  "cpf": null,
  "isLiquidationInvoice": false,
  "invoiceAmount": 1000000,
  "rate": "1",
  "status": "unpaid",
  "note": "payment",
  "createdAt": "2025-11-20T01:47:08.282Z",
  "updatedAt": "2025-11-20T01:47:08.282Z"
}