curl -X POST "https://api.chipipay.com/v1/cctp/register-burn" \
  -H "Authorization: Bearer sk_prod_xxxx" \
  -H "x-api-key: pk_xxxx" \
  -H "Content-Type: application/json" \
  -d '{
    "burnTx": "0x7f3a...",
    "sourceDomain": 6,
    "mintRecipient": "0x03329497...",
    "amountUsdc": 25.5
  }'

const response = await fetch("https://api.chipipay.com/v1/cctp/register-burn", {
  method: "POST",
  headers: {
    "Authorization": "Bearer sk_prod_xxxx",
    "x-api-key": "pk_xxxx",
    "Content-Type": "application/json"
  },
  body: JSON.stringify({
    burnTx: "0x7f3a...",
    sourceDomain: 6,
    mintRecipient: "0x03329497...",
    amountUsdc: 25.5
  })
});

{
  "ok": true
}