403. That’s an error.

Your client does not have permission to get URL /api/manifest/dash/expire/1593931530/ei/qiIBX9bJHsKC6dsP0daMsAM/ip/179.61.162.120/id/6e26f66c9272d53f/source/youtube/requiressl/yes/playback_host/r5---sn-ab5szn7k.googlevideo.com/mh/As/mm/31%2C29/mn/sn-ab5szn7k%2Csn-ab5l6nzr/ms/au%2Crdu/mv/u/mvi/5/pl/23/hfr/all/as/fmp4_audio_clear%2Cwebm_audio_clear%2Cwebm2_audio_clear%2Cfmp4_sd_hd_clear%2Cwebm2_sd_hd_clear/vprv/1/mt/1593909411/fvip/5/keepalive/yes/itag/0/sparams/expire%2Cei%2Cip%2Cid%2Csource%2Crequiressl%2Chfr%2Cas%2Cvprv%2Citag/sig/AOq0QJ8wRQIhAM2iqbnTxUshlOJ-xbAFYI-Fpp7aaLpwaNLsINCulBBpAiB6ind8OS9Fdz5Ovab4c56et27Iaer7embqoKOjjbB1Sw%3D%3D/lsparams/playback_host%2Cmh%2Cmm%2Cmn%2Cms%2Cmv%2Cmvi%2Cpl/lsig/AG3C_xAwRAIgXgLTUtAPReS9Cg8rqrNKtOtPeVaYK4MFbT8jlJoH9_oCIEIfoDNwc3wAY8P8O3Y1W5jMoHGhEsDv1ePZt72QPYzq from this server. That’s all we know.