Get URL and token to start uploading a data file
kgl_datasets_upload_file(fileName, contentLength, lastModifiedDateUtc)string, Dataset file name. Required: TRUE.
integer, Content length of file in bytes. Required: TRUE.
integer, Last modified date of file in milliseconds since epoch in UTC. Required: TRUE.
Other Datasets:
kgl_datasets_create_new(),
kgl_datasets_create_version(),
kgl_datasets_download(),
kgl_datasets_list(),
kgl_datasets_view()