curl --request POST \
  --url https://nini.monieswitch.com/virtual-accounts/fund-sandbox \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "amount": 2000,
  "customerReference": "JoYQy5X6pb4F6t6P1Lj2lsknxcIhYCyRiwmA",
  "narration": "Setup payment"
}
'

{
  "status": true,
  "message": "Transaction successfully submitted."
}