Hello YONGPYO JANG,
First you have to create object for dataset , where you can pass the respective dataset uid as the input,
then create the model object and add it to the list , The object which you created in the beginning you can able to retrieve it as a filedocument….
Hi Jang,
regarding the second half of your question (getting a URL for a FileDocument instead of the binary contents) the following strategy may be an option:
Some restriction may apply, for example I wasn’t able to effectively use this approach with the Video Player widget, but it may work for you.
I hope this may help.