Edit file.
PUT parameters:
'name' = a file's name
'parent_folder_code' = a code of a parent folder
'conversion_status' = if you want to convert a video file, send this PUT parameter with the value 'converting' to it to start converting
'paused_at' = time where user stopped watching for continue watching (number of seconds, null if at the beginning)
'subtitles': {
    'selected_code' = a code of subtitles or 'null'
    'shift' = in milliseconds
}