Yes. Followed with the authorization.
(BTW. I can access all DSC channels using Philo app.)
That is my sanitized part of the log (full logs have been submitted.):
2021/05/27 23:15:24.016851 [TVE] action=version product=HeadlessChrome/91.0.4472.77 jsVersion=9.1.269.28 protocol=1.3 revision=@1cecd5c8a856bc2a5adda436e7b84d8d21b339b6
2021/05/27 23:15:24.046102 [TVE] action=set_cookies domains=1
2021/05/27 23:15:24.046826 [TVE] action=navigate url=https://login.discovery.com/v1/oauth2/authorize?affiliate_id=5a7dbc7d6b66d1044815e9de &asset_authz=false&auth_client_id=Philo&auth_client_url=&auth_ttl=&client_id=XXXXXXXXXXXXXXXXXXXXXX&network_requestors=false&product.code=dsc&redirect_uri=https%3A%2F%2Fgo.discovery.com%2Fwatch%2Fdiscovery&response_flow=code&response_type=adobe&state=nonce%2CmSeyKwnXXXXXXXXifTkrAWTsr3BDymet
2021/05/27 23:15:24.048680 [TVE] action=request type=Document method=GET url=https://login.discovery.com/v1/oauth2/authorize
2021/05/27 23:15:24.653558 [TVE] action=request type=Document method=GET url=https://api.auth.adobe.com/api/v1/authenticate
2021/05/27 23:15:24.920644 [TVE] action=request type=Document method=GET url=https://sp.auth.adobe.com/api/v1/authenticate
2021/05/27 23:15:25.134287 [TVE] action=request type=Document method=GET url=https://idp.philo.com/idp/sso
2021/05/27 23:15:25.134315 [TVE] action=auth_domain domain=idp.philo.com
2021/05/27 23:15:25.830044 [TVE] action=request type=Document method=GET url=https://idp.philo.com/idp/login
2021/05/27 23:15:25.938685 [TVE] action=request type=Document method=GET url=https://idp.philo.com/login
2021/05/27 23:15:26.055886 [TVE] action=wait_for_page
2021/05/27 23:15:27.847876 [TVE] action=error_response type=Script error=net::ERR_CONNECTION_REFUSED
2021/05/27 23:15:32.848577 [TVE] action=page_ready
2021/05/27 23:15:32.848777 [TVE] action=wait_for_page done=true reason=page_ready
2021/05/27 23:15:32.848816 [TVE] action=fill_form u=mp0@email
2021/05/27 23:15:32.852448 [TVE] action=screenshot
2021/05/27 23:15:32.914192 [TVE] action=screenshot size=31108
2021/05/27 23:15:32.914579 [TVE] action=capture_html
2021/05/27 23:15:32.918083 [TVE] action=capture_html size=19162
2021/05/27 23:15:32.918382 [TVE] action=script_error err=&runtime.ExceptionDetails{ExceptionID:1, Text:"Uncaught", LineNumber:9, ColumnNumber:5, ScriptID:"13", URL:"", StackTrace:(*runtime.StackTrace)(0xc001a89300), Exception:(*runtime.RemoteObject)(0xc002150b40), ExecutionContextID:0} exp=&runtime.RemoteObject{Type:"string", Subtype:"", ClassName:"", Value:easyjson.RawMessage{0x22, 0x6e, 0x6f, 0x20, 0x6c, 0x6f, 0x67, 0x69, 0x6e, 0x20, 0x66, 0x6f, 0x72, 0x6d, 0x20, 0x66, 0x6f, 0x75, 0x6e, 0x64, 0x22}, UnserializableValue:"", Description:"", ObjectID:"", Preview:(*runtime.ObjectPreview)(nil), CustomPreview:(*runtime.CustomPreview)(nil)} exp_value="no login form found"