diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index 0087f57..f856751 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -4,12 +4,8 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
-rustypipe = { path = "../", default_features = false, features = [
-    "rustls-tls-native-roots",
-] }
-rustypipe-downloader = { path = "../downloader", default_features = false, features = [
-    "rustls-tls-native-roots",
-] }
+rustypipe = { path = "../" }
+rustypipe-downloader = { path = "../downloader" }
 reqwest = { version = "0.11.11", default_features = false }
 tokio = { version = "1.20.0", features = ["macros", "rt-multi-thread"] }
 indicatif = "0.17.0"
@@ -17,3 +13,6 @@ futures = "0.3.21"
 anyhow = "1.0"
 clap = { version = "4.0.29", features = ["derive"] }
 env_logger = "0.10.0"
+serde = "1.0"
+serde_json = "1.0.82"
+serde_yaml = "0.9.19"
diff --git a/cli/src/main.rs b/cli/src/main.rs
index 578cbaa..7e02812 100644
--- a/cli/src/main.rs
+++ b/cli/src/main.rs
@@ -1,45 +1,220 @@
 use std::path::PathBuf;
 
 use anyhow::{Context, Result};
-use clap::{Parser, Subcommand};
+use clap::{Parser, Subcommand, ValueEnum};
 use futures::stream::{self, StreamExt};
 use indicatif::{MultiProgress, ProgressBar, ProgressStyle};
 use reqwest::{Client, ClientBuilder};
-use rustypipe::{client::RustyPipe, param::StreamFilter};
+use rustypipe::{
+    client::RustyPipe,
+    model::{UrlTarget, VideoId},
+    param::{search_filter, StreamFilter},
+};
+use serde::Serialize;
 
 #[derive(Parser)]
 #[clap(author, version, about, long_about = None)]
 struct Cli {
     #[clap(subcommand)]
     command: Commands,
-    #[clap(short, value_parser, default_value = ".", global = true)]
-    output: PathBuf,
-    #[clap(long, value_parser, global = true)]
-    resolution: Option<u32>,
-    #[clap(short, long, value_parser, default_value = "8", global = true)]
-    parallel: usize,
 }
 
 #[derive(Subcommand)]
 enum Commands {
-    /// Download a playlist
-    Playlist {
-        /// Playlist ID
-        #[clap(value_parser)]
+    /// Download a video, playlist, album or channel
+    #[clap(alias = "dl")]
+    Download {
+        /// ID or URL
         id: String,
+        /// Output path
+        #[clap(short, default_value = ".")]
+        output: PathBuf,
+        /// Video resolution (e.g. 720, 1080). Set to 0 for audio-only.
+        #[clap(short, long)]
+        resolution: Option<u32>,
+        /// Number of videos downloaded in parallel
+        #[clap(short, long, default_value_t = 8)]
+        parallel: usize,
+        /// Limit the number of videos to download
+        #[clap(long, default_value_t = 1000)]
+        limit: usize,
     },
-    /// Download a video
-    Video {
-        /// Video ID
-        #[clap(value_parser)]
+    /// Extract video, playlist, album or channel data
+    Get {
+        /// ID or URL
         id: String,
+        /// Output format
+        #[clap(long, value_parser, default_value = "json")]
+        format: Format,
+        /// Pretty-print output
+        #[clap(long)]
+        pretty: bool,
+        /// Limit the number of items to fetch
+        #[clap(long, default_value_t = 20)]
+        limit: usize,
+        /// Channel tab
+        #[clap(long, default_value = "videos")]
+        tab: ChannelTab,
+        /// Use YouTube Music
+        #[clap(long)]
+        music: bool,
+        /// Get comments
+        #[clap(long)]
+        comments: Option<CommentsOrder>,
+        /// Get lyrics
+        #[clap(long)]
+        lyrics: bool,
     },
+    /// Search YouTube
+    Search {
+        /// Search query
+        query: String,
+        /// Output format
+        #[clap(long, value_parser, default_value = "json")]
+        format: Format,
+        /// Pretty-print output
+        #[clap(long)]
+        pretty: bool,
+        /// Limit the number of items to fetch
+        #[clap(long, default_value_t = 20)]
+        limit: usize,
+        /// Filter results by item type
+        #[clap(long)]
+        item_type: Option<SearchItemType>,
+        /// Filter results by video length
+        #[clap(long)]
+        length: Option<SearchLength>,
+        /// Filter results by upload date
+        #[clap(long)]
+        date: Option<SearchUploadDate>,
+        /// Sort search resulus
+        #[clap(long)]
+        order: Option<SearchOrder>,
+        /// YouTube Music search filter
+        #[clap(long)]
+        music: Option<MusicSearchCategory>,
+    },
+}
+
+#[derive(Copy, Clone, ValueEnum)]
+enum Format {
+    Json,
+    Yaml,
+}
+
+#[derive(Copy, Clone, ValueEnum)]
+enum ChannelTab {
+    Videos,
+    Shorts,
+    Live,
+    Info,
+}
+
+#[derive(Copy, Clone, ValueEnum)]
+enum CommentsOrder {
+    Top,
+    Latest,
+}
+
+#[derive(Copy, Clone, ValueEnum)]
+enum SearchItemType {
+    Video,
+    Channel,
+    Playlist,
+}
+
+#[derive(Copy, Clone, ValueEnum)]
+enum SearchLength {
+    /// < 4min
+    Short,
+    /// 4-20min
+    Medium,
+    /// > 20min
+    Long,
+}
+
+#[derive(Copy, Clone, ValueEnum)]
+enum SearchUploadDate {
+    /// 1 hour old or newer
+    Hour,
+    /// 1 day old or newer
+    Day,
+    /// 1 week old or newer
+    Week,
+    /// 1 month old or newer
+    Month,
+    /// 1 year old or newer
+    Year,
+}
+
+#[derive(Copy, Clone, ValueEnum)]
+enum SearchOrder {
+    /// Sort by Like/Dislike ratio
+    Rating,
+    /// Sort by upload date
+    Date,
+    /// Sort by view count
+    Views,
+}
+
+#[derive(Copy, Clone, ValueEnum)]
+enum MusicSearchCategory {
+    All,
+    Tracks,
+    Videos,
+    Artists,
+    Albums,
+    Playlists,
+    PlaylistsYtm,
+    PlaylistsCommunity,
+}
+
+impl From<SearchItemType> for search_filter::ItemType {
+    fn from(value: SearchItemType) -> Self {
+        match value {
+            SearchItemType::Video => search_filter::ItemType::Video,
+            SearchItemType::Channel => search_filter::ItemType::Channel,
+            SearchItemType::Playlist => search_filter::ItemType::Playlist,
+        }
+    }
+}
+
+impl From<SearchLength> for search_filter::Length {
+    fn from(value: SearchLength) -> Self {
+        match value {
+            SearchLength::Short => search_filter::Length::Short,
+            SearchLength::Medium => search_filter::Length::Medium,
+            SearchLength::Long => search_filter::Length::Long,
+        }
+    }
+}
+
+impl From<SearchUploadDate> for search_filter::UploadDate {
+    fn from(value: SearchUploadDate) -> Self {
+        match value {
+            SearchUploadDate::Hour => search_filter::UploadDate::Hour,
+            SearchUploadDate::Day => search_filter::UploadDate::Day,
+            SearchUploadDate::Week => search_filter::UploadDate::Week,
+            SearchUploadDate::Month => search_filter::UploadDate::Month,
+            SearchUploadDate::Year => search_filter::UploadDate::Year,
+        }
+    }
+}
+
+impl From<SearchOrder> for search_filter::Order {
+    fn from(value: SearchOrder) -> Self {
+        match value {
+            SearchOrder::Rating => search_filter::Order::Rating,
+            SearchOrder::Date => search_filter::Order::Date,
+            SearchOrder::Views => search_filter::Order::Views,
+        }
+    }
 }
 
 #[allow(clippy::too_many_arguments)]
 async fn download_single_video(
-    video_id: String,
-    video_title: String,
+    video_id: &str,
+    video_title: &str,
     output_dir: &str,
     output_fname: Option<String>,
     resolution: Option<u32>,
@@ -57,7 +232,7 @@ async fn download_single_video(
     let res = async {
         let player_data = rp
             .query()
-            .player(video_id.as_str())
+            .player(video_id)
             .await
             .context(format!("Failed to fetch player data for video {video_id}"))?;
 
@@ -94,7 +269,22 @@ async fn download_single_video(
     res
 }
 
+fn print_data<T: Serialize>(data: &T, format: Format, pretty: bool) {
+    let stdout = std::io::stdout().lock();
+    match format {
+        Format::Json => {
+            if pretty {
+                serde_json::to_writer_pretty(stdout, data).unwrap()
+            } else {
+                serde_json::to_writer(stdout, data).unwrap()
+            }
+        }
+        Format::Yaml => serde_yaml::to_writer(stdout, data).unwrap(),
+    };
+}
+
 async fn download_video(
+    rp: &RustyPipe,
     id: &str,
     output_dir: &str,
     output_fname: Option<String>,
@@ -107,19 +297,17 @@ async fn download_video(
         .build()
         .expect("unable to build the HTTP client");
 
-    let rp = RustyPipe::default();
-
     // Indicatif setup
     let multi = MultiProgress::new();
 
     download_single_video(
-        id.to_owned(),
-        id.to_owned(),
+        id,
+        id,
         output_dir,
         output_fname,
         resolution,
         "ffmpeg",
-        &rp,
+        rp,
         http,
         multi,
         None,
@@ -128,8 +316,9 @@ async fn download_video(
     .unwrap_or_else(|e| println!("ERROR: {e:?}"));
 }
 
-async fn download_playlist(
-    id: &str,
+async fn download_videos(
+    rp: &RustyPipe,
+    videos: &[VideoId],
     output_dir: &str,
     output_fname: Option<String>,
     resolution: Option<u32>,
@@ -142,18 +331,10 @@ async fn download_playlist(
         .build()
         .expect("unable to build the HTTP client");
 
-    let rp = RustyPipe::default();
-    let mut playlist = rp.query().playlist(id).await.unwrap();
-    playlist
-        .videos
-        .extend_pages(&rp.query(), usize::MAX)
-        .await
-        .unwrap();
-
     // Indicatif setup
     let multi = MultiProgress::new();
     let main = multi.add(ProgressBar::new(
-        playlist.videos.items.len().try_into().unwrap_or_default(),
+        videos.len().try_into().unwrap_or_default(),
     ));
 
     main.set_style(
@@ -164,16 +345,16 @@ async fn download_playlist(
     );
     main.tick();
 
-    stream::iter(playlist.videos.items)
+    stream::iter(videos)
         .map(|video| {
             download_single_video(
-                video.id,
-                video.name,
+                &video.id,
+                &video.name,
                 output_dir,
                 output_fname.to_owned(),
                 resolution,
                 "ffmpeg",
-                &rp,
+                rp,
                 http.clone(),
                 multi.clone(),
                 Some(main.clone()),
@@ -197,43 +378,294 @@ async fn main() {
 
     let cli = Cli::parse();
 
-    // Cases: Existing folder, non-existing file with existing parent folder,
-    // Error cases: non-existing parent folder, existing file
-    let output_path = std::fs::canonicalize(cli.output).unwrap();
-    if output_path.is_file() {
-        println!("Output file already exists");
-        return;
-    }
-    let (output_dir, output_fname) = if output_path.is_dir() {
-        (output_path.to_string_lossy().to_string(), None)
-    } else {
-        let output_dir_parent = output_path.parent().unwrap();
-        if !output_dir_parent.is_dir() {
-            println!(
-                "Parent folder {} does not exist",
-                output_dir_parent.to_string_lossy()
-            );
-            return;
-        }
-
-        (
-            output_dir_parent.to_string_lossy().to_string(),
-            Some(
-                output_path
-                    .file_name()
-                    .unwrap()
-                    .to_string_lossy()
-                    .to_string(),
-            ),
-        )
-    };
+    let rp = RustyPipe::new();
 
     match cli.command {
-        Commands::Playlist { id } => {
-            download_playlist(&id, &output_dir, output_fname, cli.resolution, cli.parallel).await
+        Commands::Download {
+            id,
+            output,
+            resolution,
+            parallel,
+            limit,
+        } => {
+            // Cases: Existing folder, non-existing file with existing parent folder,
+            // Error cases: non-existing parent folder, existing file
+            let output_path = std::fs::canonicalize(output).unwrap();
+            if output_path.is_file() {
+                println!("Output file already exists");
+                return;
+            }
+            let (output_dir, output_fname) = if output_path.is_dir() {
+                (output_path.to_string_lossy().to_string(), None)
+            } else {
+                let output_dir_parent = output_path.parent().unwrap();
+                if !output_dir_parent.is_dir() {
+                    println!(
+                        "Parent folder {} does not exist",
+                        output_dir_parent.to_string_lossy()
+                    );
+                    return;
+                }
+
+                (
+                    output_dir_parent.to_string_lossy().to_string(),
+                    Some(
+                        output_path
+                            .file_name()
+                            .unwrap()
+                            .to_string_lossy()
+                            .to_string(),
+                    ),
+                )
+            };
+
+            let target = rp.query().resolve_string(&id, false).await.unwrap();
+            match target {
+                UrlTarget::Video { id, .. } => {
+                    download_video(&rp, &id, &output_dir, output_fname, resolution).await;
+                }
+                UrlTarget::Channel { id } => {
+                    let mut channel = rp.query().channel_videos(id).await.unwrap();
+                    channel
+                        .content
+                        .extend_limit(&rp.query(), limit)
+                        .await
+                        .unwrap();
+                    let videos: Vec<VideoId> = channel
+                        .content
+                        .items
+                        .into_iter()
+                        .take(limit)
+                        .map(VideoId::from)
+                        .collect();
+                    download_videos(
+                        &rp,
+                        &videos,
+                        &output_dir,
+                        output_fname,
+                        resolution,
+                        parallel,
+                    )
+                    .await;
+                }
+                UrlTarget::Playlist { id } => {
+                    let mut playlist = rp.query().playlist(id).await.unwrap();
+                    playlist
+                        .videos
+                        .extend_limit(&rp.query(), limit)
+                        .await
+                        .unwrap();
+                    let videos: Vec<VideoId> = playlist
+                        .videos
+                        .items
+                        .into_iter()
+                        .take(limit)
+                        .map(VideoId::from)
+                        .collect();
+                    download_videos(
+                        &rp,
+                        &videos,
+                        &output_dir,
+                        output_fname,
+                        resolution,
+                        parallel,
+                    )
+                    .await;
+                }
+                UrlTarget::Album { id } => {
+                    let album = rp.query().music_album(id).await.unwrap();
+                    let videos: Vec<VideoId> = album
+                        .tracks
+                        .into_iter()
+                        .take(limit)
+                        .map(VideoId::from)
+                        .collect();
+                    download_videos(
+                        &rp,
+                        &videos,
+                        &output_dir,
+                        output_fname,
+                        resolution,
+                        parallel,
+                    )
+                    .await;
+                }
+            }
         }
-        Commands::Video { id } => {
-            download_video(&id, &output_dir, output_fname, cli.resolution).await
+        Commands::Get {
+            id,
+            format,
+            pretty,
+            limit,
+            tab,
+            music,
+            comments,
+            lyrics,
+        } => {
+            let target = rp.query().resolve_string(&id, false).await.unwrap();
+
+            match target {
+                UrlTarget::Video { id, .. } => {
+                    if lyrics {
+                        let details = rp.query().music_details(&id).await.unwrap();
+                        match details.lyrics_id {
+                            Some(lyrics_id) => {
+                                let lyrics = rp.query().music_lyrics(lyrics_id).await.unwrap();
+                                print_data(&lyrics, format, pretty);
+                            }
+                            None => eprintln!("no lyrics found"),
+                        }
+                    } else if music {
+                        let details = rp.query().music_details(&id).await.unwrap();
+                        print_data(&details, format, pretty);
+                    } else {
+                        let mut details = rp.query().video_details(&id).await.unwrap();
+
+                        match comments {
+                            Some(CommentsOrder::Top) => {
+                                details
+                                    .top_comments
+                                    .extend_limit(rp.query(), limit)
+                                    .await
+                                    .unwrap();
+                            }
+                            Some(CommentsOrder::Latest) => {
+                                details
+                                    .latest_comments
+                                    .extend_limit(rp.query(), limit)
+                                    .await
+                                    .unwrap();
+                            }
+                            None => {}
+                        }
+
+                        print_data(&details, format, pretty);
+                    }
+                }
+                UrlTarget::Channel { id } => {
+                    if music {
+                        let artist = rp.query().music_artist(&id, true).await.unwrap();
+                        print_data(&artist, format, pretty);
+                    } else {
+                        match tab {
+                            ChannelTab::Videos => {
+                                let mut channel = rp.query().channel_videos(&id).await.unwrap();
+                                channel
+                                    .content
+                                    .extend_limit(rp.query(), limit)
+                                    .await
+                                    .unwrap();
+                                print_data(&channel, format, pretty);
+                            }
+                            ChannelTab::Shorts => {
+                                let mut channel = rp.query().channel_shorts(&id).await.unwrap();
+                                channel
+                                    .content
+                                    .extend_limit(rp.query(), limit)
+                                    .await
+                                    .unwrap();
+                                print_data(&channel, format, pretty);
+                            }
+                            ChannelTab::Live => {
+                                let mut channel =
+                                    rp.query().channel_livestreams(&id).await.unwrap();
+                                channel
+                                    .content
+                                    .extend_limit(rp.query(), limit)
+                                    .await
+                                    .unwrap();
+                                print_data(&channel, format, pretty);
+                            }
+                            ChannelTab::Info => {
+                                let channel = rp.query().channel_info(&id).await.unwrap();
+                                print_data(&channel, format, pretty);
+                            }
+                        }
+                    }
+                }
+                UrlTarget::Playlist { id } => {
+                    if music {
+                        let playlist = rp.query().music_playlist(&id).await.unwrap();
+                        print_data(&playlist, format, pretty);
+                    } else {
+                        let playlist = rp.query().playlist(&id).await.unwrap();
+                        print_data(&playlist, format, pretty);
+                    }
+                }
+                UrlTarget::Album { id } => {
+                    let album = rp.query().music_album(&id).await.unwrap();
+                    print_data(&album, format, pretty);
+                }
+            }
         }
+        Commands::Search {
+            query,
+            format,
+            pretty,
+            limit,
+            item_type,
+            length,
+            date,
+            order,
+            music,
+        } => match music {
+            None => {
+                let filter = search_filter::SearchFilter::new()
+                    .item_type_opt(item_type.map(search_filter::ItemType::from))
+                    .length_opt(length.map(search_filter::Length::from))
+                    .date_opt(date.map(search_filter::UploadDate::from))
+                    .sort_opt(order.map(search_filter::Order::from));
+                let mut res = rp.query().search_filter(&query, &filter).await.unwrap();
+                res.items.extend_limit(rp.query(), limit).await.unwrap();
+                print_data(&res, format, pretty);
+            }
+            Some(MusicSearchCategory::All) => {
+                let res = rp.query().music_search(&query).await.unwrap();
+                print_data(&res, format, pretty);
+            }
+            Some(MusicSearchCategory::Tracks) => {
+                let mut res = rp.query().music_search_tracks(&query).await.unwrap();
+                res.items.extend_limit(rp.query(), limit).await.unwrap();
+                print_data(&res, format, pretty);
+            }
+            Some(MusicSearchCategory::Videos) => {
+                let mut res = rp.query().music_search_videos(&query).await.unwrap();
+                res.items.extend_limit(rp.query(), limit).await.unwrap();
+                print_data(&res, format, pretty);
+            }
+            Some(MusicSearchCategory::Artists) => {
+                let mut res = rp.query().music_search_artists(&query).await.unwrap();
+                res.items.extend_limit(rp.query(), limit).await.unwrap();
+                print_data(&res, format, pretty);
+            }
+            Some(MusicSearchCategory::Albums) => {
+                let mut res = rp.query().music_search_albums(&query).await.unwrap();
+                res.items.extend_limit(rp.query(), limit).await.unwrap();
+                print_data(&res, format, pretty);
+            }
+            Some(MusicSearchCategory::Playlists) => {
+                let mut res = rp.query().music_search_playlists(&query).await.unwrap();
+                res.items.extend_limit(rp.query(), limit).await.unwrap();
+                print_data(&res, format, pretty);
+            }
+            Some(MusicSearchCategory::PlaylistsYtm) => {
+                let mut res = rp
+                    .query()
+                    .music_search_playlists_filter(&query, false)
+                    .await
+                    .unwrap();
+                res.items.extend_limit(rp.query(), limit).await.unwrap();
+                print_data(&res, format, pretty);
+            }
+            Some(MusicSearchCategory::PlaylistsCommunity) => {
+                let mut res = rp
+                    .query()
+                    .music_search_playlists_filter(&query, true)
+                    .await
+                    .unwrap();
+                res.items.extend_limit(rp.query(), limit).await.unwrap();
+                print_data(&res, format, pretty);
+            }
+        },
     };
 }
diff --git a/src/client/video_details.rs b/src/client/video_details.rs
index 732827f..2749d5c 100644
--- a/src/client/video_details.rs
+++ b/src/client/video_details.rs
@@ -29,7 +29,8 @@ struct QVideo<'a> {
 
 impl RustyPipeQuery {
     /// Get the metadata for a video
-    pub async fn video_details(&self, video_id: &str) -> Result<VideoDetails, Error> {
+    pub async fn video_details<S: AsRef<str>>(&self, video_id: S) -> Result<VideoDetails, Error> {
+        let video_id = video_id.as_ref();
         let context = self.get_context(ClientType::Desktop, true, None).await;
         let request_body = QVideo {
             context,
@@ -49,11 +50,12 @@ impl RustyPipeQuery {
     }
 
     /// Get the comments for a video using the continuation token obtained from `rusty_pipe_query.video_details()`
-    pub async fn video_comments(
+    pub async fn video_comments<S: AsRef<str>>(
         &self,
-        ctoken: &str,
+        ctoken: S,
         visitor_data: Option<&str>,
     ) -> Result<Paginator<Comment>, Error> {
+        let ctoken = ctoken.as_ref();
         let context = self
             .get_context(ClientType::Desktop, true, visitor_data)
             .await;
diff --git a/src/model/convert.rs b/src/model/convert.rs
index ddfe25d..2ba8305 100644
--- a/src/model/convert.rs
+++ b/src/model/convert.rs
@@ -1,7 +1,7 @@
 use super::{
-    AlbumItem, ArtistId, ArtistItem, Channel, ChannelId, ChannelItem, ChannelTag, MusicArtist,
-    MusicItem, MusicPlaylistItem, PlaylistItem, PlaylistVideo, TrackItem, VideoId, VideoItem,
-    YouTubeItem,
+    AlbumItem, ArtistId, ArtistItem, Channel, ChannelId, ChannelItem, ChannelRssVideo, ChannelTag,
+    MusicArtist, MusicItem, MusicPlaylistItem, PlaylistItem, PlaylistVideo, TrackItem, VideoId,
+    VideoItem, YouTubeItem,
 };
 
 /// Trait for casting generic YouTube/YouTube music items to a specific kind.
@@ -168,6 +168,15 @@ impl From<PlaylistVideo> for VideoId {
     }
 }
 
+impl From<ChannelRssVideo> for VideoId {
+    fn from(video: ChannelRssVideo) -> Self {
+        Self {
+            id: video.id,
+            name: video.name,
+        }
+    }
+}
+
 impl From<TrackItem> for VideoId {
     fn from(track: TrackItem) -> Self {
         Self {
diff --git a/src/param/search_filter.rs b/src/param/search_filter.rs
index 71e6390..84a8034 100644
--- a/src/param/search_filter.rs
+++ b/src/param/search_filter.rs
@@ -133,15 +133,15 @@ impl SearchFilter {
         self
     }
 
-    /// Filter videos by entity type
-    pub fn item_type(mut self, entity: ItemType) -> Self {
-        self.item_type = Some(entity);
+    /// Filter videos by item type
+    pub fn item_type(mut self, item_type: ItemType) -> Self {
+        self.item_type = Some(item_type);
         self
     }
 
-    /// Filter videos by entity type
-    pub fn item_type_opt(mut self, entity: Option<ItemType>) -> Self {
-        self.item_type = entity;
+    /// Filter videos by item type
+    pub fn item_type_opt(mut self, item_type: Option<ItemType>) -> Self {
+        self.item_type = item_type;
         self
     }
 
@@ -175,8 +175,8 @@ impl SearchFilter {
         if let Some(date) = self.date {
             filters.varint(1, date as u64);
         }
-        if let Some(entity) = self.item_type {
-            filters.varint(2, entity as u64);
+        if let Some(item_type) = self.item_type {
+            filters.varint(2, item_type as u64);
         }
         if let Some(length) = self.length {
             filters.varint(3, length as u64);