curl --location '/api/v1/transactions//refund' \
--header 'X-API-Key: <api-key>' \
--header 'X-Business-ID: <api-key>' \
--header 'Content-Type: application/json' \
--data '{
"refundAddress": "string",
"refundAmount": 0
}'{
"success": true,
"data": {
"txHash": "string",
"refundAmount": 0,
"grossRefundAmount": 0,
"gasFee": 0,
"refundAddress": "string",
"message": "string"
}
}