curl --request POST \
  --url https://api.example.com/v1.0/numbers/portin \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "PortInNumber": "<string>",
  "CurrentCarrierName": "<string>",
  "CurrentAccountNumber": "<string>",
  "CurrentAccountPassword": "<string>",
  "PortInDate": "<string>",
  "TargetPortinClassification": "<string>",
  "SubscriberName": "<string>",
  "ICCID": "<string>",
  "CurrentBillingAddress": {
    "Street1": "<string>",
    "Street2": "<string>",
    "City": "<string>",
    "State": "<string>",
    "Zip": "<string>"
  }
}
'