Fix LastFM uploading errors

Not sure which of these actually made it work, will probably work backwards at some point to reverse engineer it

src/types.zig

@@ -44,34 +44,40 @@ pub const SpotifyScrobble = struct {
 };
 
 pub const LastFMWeb = struct {
-    track: []struct {
-        artist: LastFMWebHyperlinkData,
-        album: LastFMWebHyperlinkData,
-        name: []const u8,
-        mbid: []const u8,
-        image: struct {
-            size: []const u8,
-            @"#text": []const u8,
-        },
-        date: struct {
-            uts: []const u8,
-            @"#text": []const u8,
+    recenttracks: struct {
+        track: []struct {
+            artist: LastFMWebHyperlinkData,
+            album: ?LastFMWebHyperlinkData = null,
+            name: []const u8,
+            mbid: ?[]const u8 = null,
+            image: ?[]struct {
+                size: []const u8,
+                @"#text": []const u8,
+            } = null,
+            date: struct {
+                uts: []const u8,
+                @"#text": []const u8,
+            },
+            @"@attr": ?struct {
+                nowplaying: ?[]const u8 = null,
+            } = null,
+            url: ?[]const u8 = null,
         },
+        @"@attr": LastFMWebAttr,
     },
-    @"@attr": LastFMWebAttr,
 };
 
 pub const LastFMWebAttr = struct {
-    perPage: u32,
-    totalPages: u32,
-    page: u32,
-    user: []const u8,
-    total: u32,
+    perPage: ?[]const u8 = null,
+    totalPages: []const u8,
+    page: ?[]const u8 = null,
+    user: ?[]const u8 = null,
+    total: ?[]const u8 = null,
 };
 
 pub const LastFMWebHyperlinkData = struct {
-    mbid: []const u8,
-    @"#text": []const u8,
+    mbid: ?[]const u8 = null,
+    @"#text": ?[]const u8 = null,
 };
 
 pub const Rule = struct {