public class VideoWrapper
{
    @AuraEnabled 
    public string videoId {get;set;}
    @AuraEnabled 
    public string description {get;set;}
    @AuraEnabled 
    public String thumbnails {get;set;}
    @AuraEnabled 
    public String title {get;set;}
    @AuraEnabled 
    public String channelTitle {get;set;}
    @AuraEnabled 
    public String publishedAt  {get;set;}
    @AuraEnabled 
    public String nextPageToken  {get;set;}
    @AuraEnabled 
    public String prevPageToken  {get;set;}
}