It's not showing any updates for me in 19.10, and hasn't for quite some time.
19:59:08:0937 Gs autogenerating unique-id for com.spotify.Client.desktop 19:59:08:0937 GsPluginFlatpak com.spotify.Client has a downloaded update 8b984d9a880fc4a894fc3c82222199347ac88062c712dbb2e50abc2ad6262bf8->d3b733de029f89e31939f8b5c27df7d203cbea6a6212468d93a42e1d08fbd3a3 19:59:08:0937 Gs not adding duplicate system/flatpak/flathub/desktop/com.spotify.Client.desktop/stable as system/flatpak/flathub/desktop/com.spotify.Client.desktop/stable already exists 19:59:08:0938 Gs searching appstream for system/flatpak/flathub/desktop/com.spotify.Client.desktop/stable 19:59:08:0938 Gs no app with ID system/flatpak/flathub/desktop/com.spotify.Client.desktop/stable found in system appstream 19:59:08:0938 Gs no AppStream match for {pkgname} app/com.spotify.Client/x86_64/stable 19:59:08:0938 GsPluginFlatpak chose GsFlatpak-system-default using ID 19:59:08:0938 Gs installable update 1.1.10.546 [0] 19:59:08:0938 Gs installable update 1.1.5.153 [0] 19:59:08:0938 Gs installable update 1.1.0.237 [0] 19:59:08:0938 Gs installable update 1.0.98.78 [0] 19:59:08:0938 Gs installable update 1.0.96.181 [0] 19:59:08:0938 Gs installable update 1.0.94.262 [0] 19:59:08:0938 Gs installable update 1.0.92.390 [0] 19:59:08:0938 Gs installable update 1.0.89.313 [0] 19:59:08:0938 GsPluginFlatpak com.spotify.Client is not installed, so ignoring version of 1.1.10.546 19:59:08:0938 GsPluginFlatpak skipping reading metadata 19:59:08:0939 GsPluginFlatpak chose GsFlatpak-system-default using ID 19:59:08:0939 Gs installable update 1.1.10.546 [0] 19:59:08:0939 Gs installable update 1.1.5.153 [0] 19:59:08:0939 Gs installable update 1.1.0.237 [0] 19:59:08:0939 Gs installable update 1.0.98.78 [0] 19:59:08:0939 Gs installable update 1.0.96.181 [0] 19:59:08:0939 Gs installable update 1.0.94.262 [0] 19:59:08:0939 Gs installable update 1.0.92.390 [0] 19:59:08:0939 Gs installable update 1.0.89.313 [0] 19:59:08:0939 GsPluginFlatpak com.spotify.Client is not installed, so ignoring version of 1.1.10.546
It's not showing any updates for me in 19.10, and hasn't for quite some time.
19:59:08:0937 Gs autogenerating unique-id for com.spotify. Client. desktop 894fc3c82222199 347ac88062c712d bb2e50abc2ad626 2bf8->d3b733de0 29f89e31939f8b5 c27df7d203cbea6 a6212468d93a42e 1d08fbd3a3 flatpak/ flathub/ desktop/ com.spotify. Client. desktop/ stable as system/ flatpak/ flathub/ desktop/ com.spotify. Client. desktop/ stable already exists flatpak/ flathub/ desktop/ com.spotify. Client. desktop/ stable flatpak/ flathub/ desktop/ com.spotify. Client. desktop/ stable found in system appstream spotify. Client/ x86_64/ stable system- default using ID system- default using ID
19:59:08:0937 GsPluginFlatpak com.spotify.Client has a downloaded update 8b984d9a880fc4a
19:59:08:0937 Gs not adding duplicate system/
19:59:08:0938 Gs searching appstream for system/
19:59:08:0938 Gs no app with ID system/
19:59:08:0938 Gs no AppStream match for {pkgname} app/com.
19:59:08:0938 GsPluginFlatpak chose GsFlatpak-
19:59:08:0938 Gs installable update 1.1.10.546 [0]
19:59:08:0938 Gs installable update 1.1.5.153 [0]
19:59:08:0938 Gs installable update 1.1.0.237 [0]
19:59:08:0938 Gs installable update 1.0.98.78 [0]
19:59:08:0938 Gs installable update 1.0.96.181 [0]
19:59:08:0938 Gs installable update 1.0.94.262 [0]
19:59:08:0938 Gs installable update 1.0.92.390 [0]
19:59:08:0938 Gs installable update 1.0.89.313 [0]
19:59:08:0938 GsPluginFlatpak com.spotify.Client is not installed, so ignoring version of 1.1.10.546
19:59:08:0938 GsPluginFlatpak skipping reading metadata
19:59:08:0939 GsPluginFlatpak chose GsFlatpak-
19:59:08:0939 Gs installable update 1.1.10.546 [0]
19:59:08:0939 Gs installable update 1.1.5.153 [0]
19:59:08:0939 Gs installable update 1.1.0.237 [0]
19:59:08:0939 Gs installable update 1.0.98.78 [0]
19:59:08:0939 Gs installable update 1.0.96.181 [0]
19:59:08:0939 Gs installable update 1.0.94.262 [0]
19:59:08:0939 Gs installable update 1.0.92.390 [0]
19:59:08:0939 Gs installable update 1.0.89.313 [0]
19:59:08:0939 GsPluginFlatpak com.spotify.Client is not installed, so ignoring version of 1.1.10.546