403. That’s an error.

Your client does not have permission to get URL /api/manifest/dash/expire/1660634885/ei/pfL6Ypy-ItTz-ga_xaSACQ/ip/191.101.89.141/id/32efef999081ba72/source/youtube/requiressl/yes/playback_host/rr2---sn-4g5e6nzs.googlevideo.com/mh/EY/mm/31%2C29/mn/sn-4g5e6nzs%2Csn-4g5edndl/ms/au%2Crdu/mv/m/mvi/2/pl/24/hfr/all/as/fmp4_audio_clear%2Cwebm_audio_clear%2Cwebm2_audio_clear%2Cfmp4_sd_hd_clear%2Cwebm2_sd_hd_clear/initcwndbps/101250/spc/lT-KhrXTh-GiDeFEXKxdBDpYp6pjSQo/vprv/1/mt/1660612624/fvip/1/keepalive/yes/fexp/24001373%2C24007246/itag/0/sparams/expire%2Cei%2Cip%2Cid%2Csource%2Crequiressl%2Chfr%2Cas%2Cspc%2Cvprv%2Citag/sig/AOq0QJ8wRgIhAMu9wAZh63W_JmX20jXZWSxpBaFwIgGijTJZEHLGBExiAiEA7or7Cy4PKeAqvmcCT2Cnj48I3zEBxB0lPknqKe9oegs%3D/lsparams/playback_host%2Cmh%2Cmm%2Cmn%2Cms%2Cmv%2Cmvi%2Cpl%2Cinitcwndbps/lsig/AG3C_xAwRgIhAMfXqEBtI5a6eCHp5BY3MOCfxG9WcFgF_K_CRfBR4f93AiEAlHyotH7DM9n_9mEE4LytMqVnudgQ5d1Rge3TW9fu91c%3D from this server. That’s all we know.