curl -XPOST “https://api.transfernow.net/v1/transfers” \ -H “Content-Type: application/json” \ -H “x-api-key: PUT_YOUR_API_KEY_HERE” \ -d ‘{ “langCode”: “en”, “toEmails”: [“my.contact@provider.com”, “my.other.contact@provider.com”], “files”: [{ “name”: “file1.txt”, “size”: 14587 },{ “name”: “music.mp3”, “size”: 5496409 }], “message”: “A brillant transfer content, thank you”, “subject”: “Text and Music”, “validityStart”: “2022-10-28T08:52:25.955Z”, “validityEnd”: “2022-11-01T08:52:25.955Z”, “allowPreview”: true, “maxDownloads”: 7 }'”x-api-key: c917617d-d2c6-46f3-8db3-ca3115e8840b”