peterknolle

public class FileController {
    
    @AuraEnabled
    public static Id saveTheFile(Id parentId, String fileName, String base64Data, String contentType) { 
        base64Data = EncodingUtil.urlDecode(base64Data, 'UTF-8');
        
        Attachment a = new Attachment();
        a.parentId = parentId;

        a.Body = EncodingUtil.base64Decode(base64Data);