SOLVED: Inconsistent media playback behind oauth or basic auth

Code:
const nextUrl = {

  href: 'https://1ced1196db8f:3000/videos/ad9c6cb5-78a9-56ba-8eae-b6a4db46730c/master.m3u8?DeviceId=MY_DEVICE_ID&VideoCodec=h264&AudioCodec=aac&AudioStreamIndex=1&VideoBitrate=284361763&AudioBitrate=384000&AudioSampleRate=48000&MaxFramerate=23.976025&PlaySessionId=1a2d82b0a939485f9a03bdfab5bfcf41&api_key=24494f2b775d44caa5ea3fd1293e9900&TranscodingMaxAudioChannels=2&RequireAvc=false&Tag=8a2153562138c95610564ced75eaae19&SegmentContainer=ts&MinSegments=1&BreakOnNonKeyFrames=False&hevc-level=120&hevc-videobitdepth=8&hevc-profile=main&hevc-audiochannels=6&aac-profile=lc&TranscodeReasons=VideoCodecNotSupported%2C+AudioCodecNotSupported',

  origin: 'https://1ced1196db8f:3000',

  protocol: 'https:',

  username: '',

  password: '',

  host: '1ced1196db8f:3000',

  hostname: '1ced1196db8f',

  port: '3000',

  pathname: '/videos/ad9c6cb5-78a9-56ba-8eae-b6a4db46730c/master.m3u8',

  search: '?DeviceId=MY_DEVICE_ID&VideoCodec=h264&AudioCodec=aac&AudioStreamIndex=1&VideoBitrate=284361763&AudioBitrate=384000&AudioSampleRate=48000&MaxFramerate=23.976025&PlaySessionId=1a2d82b0a939485f9a03bdfab5bfcf41&api_key=24494f2b775d44caa5ea3fd1293e9900&TranscodingMaxAudioChannels=2&RequireAvc=false&Tag=8a2153562138c95610564ced75eaae19&SegmentContainer=ts&MinSegments=1&BreakOnNonKeyFrames=False&hevc-level=120&hevc-videobitdepth=8&hevc-profile=main&hevc-audiochannels=6&aac-profile=lc&TranscodeReasons=VideoCodecNotSupported%2C+AudioCodecNotSupported',

  searchParams: {},

  hash: ''

}



const headers = {

  ['Symbol(headers list)']: {

    cookies: null,

    ['Symbol(headers map)']: {

      'accept-encoding': { name: 'accept-encoding', value: 'gzip' },

      'cookie': {

        name: 'cookie',

        value: '__Host-next-auth.csrf-token=MY_CSRF_TOKEN; __Secure-next-auth.callback-url=https%3A%2F%2Fmy-domain'

      },

      'host': { name: 'host', value: 'my-domain' },

      'user-agent': {

        name: 'user-agent',

        value: 'Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Mobile Safari/537.36'

      },

      'x-forwarded-for': { name: 'x-forwarded-for', value: 'my-ip' },

      'x-forwarded-host': { name: 'x-forwarded-host', value: 'my-domain' },

      'x-forwarded-port': { name: 'x-forwarded-port', value: '3000' },

      'x-forwarded-proto': { name: 'x-forwarded-proto', value: 'https' }

    },

    ['Symbol(headers map sorted)']: [

      ['accept-encoding', 'gzip'],

      [

        'cookie',

        '__Host-next-auth.csrf-token=MY_CSRF_TOKEN; __Secure-next-auth.callback-url=https%3A%2F%2Fmy-domain'

      ],

      ['host', 'my-domain'],

      [

        'user-agent',

        'Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Mobile Safari/537.36'

      ],

      ['x-forwarded-for', 'my-ip'],

      ['x-forwarded-host', 'my-domain'],

      ['x-forwarded-port', '3000'],

      ['x-forwarded-proto', 'https']

    ]

  },

  ['Symbol(guard)']: 'request',

  ['Symbol(realm)']: {

    settingsObject: {

      baseUrl: undefined,

      origin: [Getter],

      policyContainer: { referrerPolicy: 'strict-origin-when-cross-origin' }

    }

  }

}

const cookies = { "__Host-next-auth.csrf-token": { "name": "__Host-next-auth.csrf-token", "value": "3ac9b306411e9db9dbce3d188413c445c1d2e58d1ae632271e72dffaf22a2c0e|9af1b39c4a92eef3e732571b7ace56bf543141f8ea2139aacbca3eacfed8acb9" }, "__Secure-next-auth.callback-url": { "name": "__Secure-next-auth.callback-url", "value": "https://my-domain" } }