Batch import referral requests

curl --request POST \
  --url https://www.renovationfind.com/rest-api-v1/referral-requests/batch \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "referralsToImport": [
    {
      "firstName": "John",
      "lastName": "Doe",
      "emailTo": "john@example.com",
      "phone": "5551234567"
    },
    {
      "firstName": "Jane",
      "lastName": "Smith",
      "emailTo": "jane@example.com",
      "phone": "5559876543"
    }
  ]
}
'

{
  "success": true,
  "message": "<string>"
}