curl --request POST \
  --url https://api.onswitch.xyz/developer/callback/resend \
  --header 'Content-Type: application/json' \
  --header 'x-service-key: <api-key>' \
  --data '
{
  "reference": "550e8400-e29b-41d4-a716-446655440000"
}
'

{
  "success": true,
  "message": "Callback resend successful",
  "timestamp": "2024-01-01T00:00:00.000Z",
  "data": {
    "successful": true
  }
}