Additional fields to be put into the status input.
options for `status` are `license` (which should hold:
`creativeCommon`, or `youtube`), `privacyStatus`, `publicStatsViewable`,
`publishAt`.
notify_subscribers
Whether YouTube should notify subscribers about
the new video.
on_behalf_of_content_owner
Optional YouTube content-owner ID. This is
only available to authorized YouTube content partners.
content_owner_channel_id
Optional channel ID for a content
partner upload. This must be supplied with `on_behalf_of_content_owner`.
if (FALSE) {
snippet = list(
title = "Test Video",
description = "This is just a random test.",
tags = c("r language", "r programming", "data analysis")
)
status = list(privacyStatus = "private")
}