curl --request POST \
  --url https://sit-api.deliverable.com/api/v1/verify/bulk \
  --header 'Content-Type: multipart/form-data' \
  --header 'x-api-key: <api-key>' \
  --form file='@example-file' \
  --form fileName=my-email-list.csv

{
  "message": "File uploaded and queued for processing",
  "data": {
    "file_id": "file_xyz789abc",
    "file_name": "emails.csv",
    "total_emails": 1500
  }
}