[youtube] Extracting URL: HCMVxP7Viyg
[youtube] HCMVxP7Viyg: Downloading webpage
[youtube] HCMVxP7Viyg: Downloading ios player API JSON
[youtube] HCMVxP7Viyg: Downloading mweb player API JSON
[youtube] HCMVxP7Viyg: Downloading player e7567ecf
[youtube] HCMVxP7Viyg: Downloading m3u8 information
[youtube] Downloading comment section API JSON
[youtube] Downloading ~0 comments
[youtube] Sorting comments by newest first
[youtube] Downloading comment API JSON page 1 (0/~0)
[youtube] Extracted 0 comments
[info] HCMVxP7Viyg: Downloading 1 format(s): 135+251
[info] Writing video metadata as JSON to: Double_Rainboom_Ending_Song-Twi-bon11_VGCP-20160419-youtube-640x480-HCMVxP7Viyg.info.json