eOS log text

Hit:1 http://packages.microsoft.com/repos/vscode stable InRelease
Hit:2 http://security.ubuntu.com/ubuntu bionic-security InRelease
Ign:3 http://dl.google.com/linux/chrome/deb stable InRelease
Hit:4 http://packages.elementary.io/appcenter bionic InRelease
Get:5 http://repository.spotify.com stable InRelease [3 316 B]
Hit:6 https://dl.winehq.org/wine-builds/ubuntu bionic InRelease
Get:7 https://deb.opera.com/opera-stable stable InRelease [2 591 B]
Hit:8 http://mx.archive.ubuntu.com/ubuntu bionic InRelease
Hit:9 http://ppa.launchpad.net/elementary-os/stable/ubuntu bionic InRelease
Get:10 http://dl.google.com/linux/chrome/deb stable Release [943 B]
Ign:11 http://download.opensuse.org/repositories/home:/manuelschneid3r/xUbuntu_18.04  InRelease
Get:12 http://dl.google.com/linux/chrome/deb stable Release.gpg [819 B]
Get:13 http://mx.archive.ubuntu.com/ubuntu bionic-updates InRelease [88.7 kB]
Err:5 http://repository.spotify.com stable InRelease
  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 4773BD5E130D1D45
Hit:14 http://download.opensuse.org/repositories/home:/manuelschneid3r/xUbuntu_18.04  Release
Hit:15 http://ppa.launchpad.net/git-core/ppa/ubuntu bionic InRelease
Err:7 https://deb.opera.com/opera-stable stable InRelease
  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 4B8EC3BAABDC4346
Ign:12 http://dl.google.com/linux/chrome/deb stable Release.gpg
Hit:16 http://ppa.launchpad.net/linrunner/tlp/ubuntu bionic InRelease
Get:18 http://mx.archive.ubuntu.com/ubuntu bionic-backports InRelease [74.6 kB]
Hit:19 http://ppa.launchpad.net/mikhailnov/pulseeffects/ubuntu bionic InRelease
Hit:20 http://repo.steampowered.com/steam precise InRelease
Hit:21 http://ppa.launchpad.net/nilarimogard/webupd8/ubuntu bionic InRelease
Hit:22 http://ppa.launchpad.net/papirus/papirus/ubuntu bionic InRelease
Hit:23 http://ppa.launchpad.net/elementary-os/os-patches/ubuntu bionic InRelease
Hit:24 http://ppa.launchpad.net/philip.scott/elementary-tweaks/ubuntu bionic InRelease
Hit:25 http://ppa.launchpad.net/system76/pop/ubuntu bionic InRelease
Reading package lists... Done
W: GPG error: http://repository.spotify.com stable InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 4773BD5E130D1D45
E: The repository 'http://repository.spotify.com stable InRelease' is not signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
W: GPG error: https://deb.opera.com/opera-stable stable InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 4B8EC3BAABDC4346
E: The repository 'https://deb.opera.com/opera-stable stable InRelease' is not signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
W: GPG error: http://dl.google.com/linux/chrome/deb stable Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 78BD65473CB3BD13
E: The repository 'http://dl.google.com/linux/chrome/deb stable Release' is not signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.