diff --git a/Telegram/Resources/tl/api.tl b/Telegram/Resources/tl/api.tl
index 4f79c76f2..fa80f14d6 100644
--- a/Telegram/Resources/tl/api.tl
+++ b/Telegram/Resources/tl/api.tl
@@ -190,7 +190,7 @@ messageActionGroupCallScheduled#b3a07661 call:InputGroupCall schedule_date:int =
 messageActionSetChatTheme#aa786345 emoticon:string = MessageAction;
 messageActionChatJoinedByRequest#ebbca3cb = MessageAction;
 
-dialog#2c171f72 flags:# pinned:flags.2?true unread_mark:flags.3?true peer:Peer top_message:int read_inbox_max_id:int read_outbox_max_id:int unread_count:int unread_mentions_count:int notify_settings:PeerNotifySettings pts:flags.0?int draft:flags.1?DraftMessage folder_id:flags.4?int = Dialog;
+dialog#a8edd0f5 flags:# pinned:flags.2?true unread_mark:flags.3?true peer:Peer top_message:int read_inbox_max_id:int read_outbox_max_id:int unread_count:int unread_mentions_count:int unread_reactions_count:int notify_settings:PeerNotifySettings pts:flags.0?int draft:flags.1?DraftMessage folder_id:flags.4?int = Dialog;
 dialogFolder#71bd134c flags:# pinned:flags.2?true folder:Folder peer:Peer top_message:int unread_muted_peers_count:int unread_unmuted_peers_count:int unread_muted_messages_count:int unread_unmuted_messages_count:int = Dialog;
 
 photoEmpty#2331b22d id:long = Photo;
@@ -1307,11 +1307,9 @@ auth.loggedOut#c3a2835f flags:# future_auth_token:flags.0?bytes = auth.LoggedOut
 
 reactionCount#6fb250d1 flags:# chosen:flags.0?true reaction:string count:int = ReactionCount;
 
-messageReactions#87b6e36 flags:# min:flags.0?true can_see_list:flags.2?true results:Vector<ReactionCount> recent_reactons:flags.1?Vector<MessageUserReaction> = MessageReactions;
+messageReactions#4f2b9479 flags:# min:flags.0?true can_see_list:flags.2?true results:Vector<ReactionCount> recent_reactions:flags.1?Vector<MessagePeerReaction> = MessageReactions;
 
-messageUserReaction#932844fa user_id:long reaction:string = MessageUserReaction;
-
-messages.messageReactionsList#a366923c flags:# count:int reactions:Vector<MessageUserReaction> users:Vector<User> next_offset:flags.0?string = messages.MessageReactionsList;
+messages.messageReactionsList#31bd492d flags:# count:int reactions:Vector<MessagePeerReaction> chats:Vector<Chat> users:Vector<User> next_offset:flags.0?string = messages.MessageReactionsList;
 
 availableReaction#c077ec01 flags:# inactive:flags.0?true reaction:string title:string static_icon:Document appear_animation:Document select_animation:Document activate_animation:Document effect_animation:Document around_animation:flags.1?Document center_icon:flags.1?Document = AvailableReaction;
 
@@ -1321,6 +1319,8 @@ messages.availableReactions#768e3aad hash:int reactions:Vector<AvailableReaction
 messages.translateNoResult#67ca4737 = messages.TranslatedText;
 messages.translateResultText#a214f7d0 text:string = messages.TranslatedText;
 
+messagePeerReaction#51b67eff flags:# big:flags.0?true unread:flags.1?true peer_id:Peer reaction:string = MessagePeerReaction;
+
 ---functions---
 
 invokeAfterMsg#cb9f372d {X:Type} msg_id:long query:!X = X;
@@ -1599,13 +1599,15 @@ messages.hideChatJoinRequest#7fe7e815 flags:# approved:flags.0?true peer:InputPe
 messages.hideAllChatJoinRequests#e085f4ea flags:# approved:flags.0?true peer:InputPeer link:flags.1?string = Updates;
 messages.toggleNoForwards#b11eafa2 peer:InputPeer enabled:Bool = Updates;
 messages.saveDefaultSendAs#ccfddf96 peer:InputPeer send_as:InputPeer = Bool;
-messages.sendReaction#25690ce4 flags:# peer:InputPeer msg_id:int reaction:flags.0?string = Updates;
+messages.sendReaction#25690ce4 flags:# big:flags.1?true peer:InputPeer msg_id:int reaction:flags.0?string = Updates;
 messages.getMessagesReactions#8bba90e6 peer:InputPeer id:Vector<int> = Updates;
 messages.getMessageReactionsList#e0ee6b77 flags:# peer:InputPeer id:int reaction:flags.0?string offset:flags.1?string limit:int = messages.MessageReactionsList;
 messages.setChatAvailableReactions#14050ea6 peer:InputPeer available_reactions:Vector<string> = Updates;
 messages.getAvailableReactions#18dea0ac hash:int = messages.AvailableReactions;
 messages.setDefaultReaction#d960c4d4 reaction:string = Bool;
 messages.translateText#24ce6dee flags:# peer:flags.0?InputPeer msg_id:flags.0?int text:flags.1?string from_lang:flags.2?string to_lang:string = messages.TranslatedText;
+messages.getUnreadReactions#e85bae1a peer:InputPeer offset_id:int add_offset:int limit:int max_id:int min_id:int = messages.Messages;
+messages.readReactions#82e251d7 peer:InputPeer = messages.AffectedHistory;
 
 updates.getState#edd4882a = updates.State;
 updates.getDifference#25939651 flags:# pts:int pts_total_limit:flags.0?int date:int qts:int = updates.Difference;
diff --git a/Telegram/SourceFiles/api/api_who_reacted.cpp b/Telegram/SourceFiles/api/api_who_reacted.cpp
index 9e7e46e29..4aa679ed4 100644
--- a/Telegram/SourceFiles/api/api_who_reacted.cpp
+++ b/Telegram/SourceFiles/api/api_who_reacted.cpp
@@ -289,6 +289,7 @@ struct State {
 				result.match([&](
 						const MTPDmessages_messageReactionsList &data) {
 					session->data().processUsers(data.vusers());
+					session->data().processChats(data.vchats());
 
 					auto parsed = PeersWithReactions{
 						.fullReactionsCount = data.vcount().v,
@@ -297,7 +298,7 @@ struct State {
 					for (const auto &vote : data.vreactions().v) {
 						vote.match([&](const auto &data) {
 							parsed.list.push_back(PeerWithReaction{
-								.peer = peerFromUser(data.vuser_id()),
+								.peer = peerFromMTP(data.vpeer_id()),
 								.reaction = qs(data.vreaction()),
 							});
 						});
diff --git a/Telegram/SourceFiles/data/data_message_reactions.cpp b/Telegram/SourceFiles/data/data_message_reactions.cpp
index 1ffc5494e..e00a9a85f 100644
--- a/Telegram/SourceFiles/data/data_message_reactions.cpp
+++ b/Telegram/SourceFiles/data/data_message_reactions.cpp
@@ -12,6 +12,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "main/main_session.h"
 #include "main/main_account.h"
 #include "main/main_app_config.h"
+#include "data/data_user.h"
 #include "data/data_session.h"
 #include "data/data_changes.h"
 #include "data/data_document.h"
@@ -516,7 +517,7 @@ void MessageReactions::remove() {
 
 void MessageReactions::set(
 		const QVector<MTPReactionCount> &list,
-		const QVector<MTPMessageUserReaction> &recent,
+		const QVector<MTPMessagePeerReaction> &recent,
 		bool ignoreChosen) {
 	auto &owner = _item->history()->owner();
 	if (owner.reactions().sending(_item)) {
@@ -558,12 +559,13 @@ void MessageReactions::set(
 	}
 	auto parsed = base::flat_map<
 		QString,
-		std::vector<not_null<UserData*>>>();
+		std::vector<not_null<PeerData*>>>();
 	for (const auto &reaction : recent) {
-		reaction.match([&](const MTPDmessageUserReaction &data) {
+		reaction.match([&](const MTPDmessagePeerReaction &data) {
 			const auto emoji = qs(data.vreaction());
 			if (_list.contains(emoji)) {
-				parsed[emoji].push_back(owner.user(data.vuser_id()));
+				parsed[emoji].push_back(
+					owner.peer(peerFromMTP(data.vpeer_id())));
 			}
 		});
 	}
@@ -582,7 +584,7 @@ const base::flat_map<QString, int> &MessageReactions::list() const {
 }
 
 auto MessageReactions::recent() const
--> const base::flat_map<QString, std::vector<not_null<UserData*>>> & {
+-> const base::flat_map<QString, std::vector<not_null<PeerData*>>> & {
 	return _recent;
 }
 
diff --git a/Telegram/SourceFiles/data/data_message_reactions.h b/Telegram/SourceFiles/data/data_message_reactions.h
index 79626eddc..a83fe1018 100644
--- a/Telegram/SourceFiles/data/data_message_reactions.h
+++ b/Telegram/SourceFiles/data/data_message_reactions.h
@@ -133,11 +133,11 @@ public:
 	void remove();
 	void set(
 		const QVector<MTPReactionCount> &list,
-		const QVector<MTPMessageUserReaction> &recent,
+		const QVector<MTPMessagePeerReaction> &recent,
 		bool ignoreChosen);
 	[[nodiscard]] const base::flat_map<QString, int> &list() const;
 	[[nodiscard]] auto recent() const
-		-> const base::flat_map<QString, std::vector<not_null<UserData*>>> &;
+		-> const base::flat_map<QString, std::vector<not_null<PeerData*>>> &;
 	[[nodiscard]] QString chosen() const;
 	[[nodiscard]] bool empty() const;
 
@@ -146,7 +146,7 @@ private:
 
 	QString _chosen;
 	base::flat_map<QString, int> _list;
-	base::flat_map<QString, std::vector<not_null<UserData*>>> _recent;
+	base::flat_map<QString, std::vector<not_null<PeerData*>>> _recent;
 
 };
 
diff --git a/Telegram/SourceFiles/history/history_item.cpp b/Telegram/SourceFiles/history/history_item.cpp
index e04fa612f..48e51581d 100644
--- a/Telegram/SourceFiles/history/history_item.cpp
+++ b/Telegram/SourceFiles/history/history_item.cpp
@@ -862,7 +862,7 @@ void HistoryItem::setReactions(const MTPMessageReactions *reactions) {
 		}
 		_reactions->set(
 			data.vresults().v,
-			data.vrecent_reactons().value_or_empty(),
+			data.vrecent_reactions().value_or_empty(),
 			data.is_min());
 	});
 }
@@ -877,10 +877,10 @@ const base::flat_map<QString, int> &HistoryItem::reactions() const {
 }
 
 auto HistoryItem::recentReactions() const
--> const base::flat_map<QString, std::vector<not_null<UserData*>>> & {
+-> const base::flat_map<QString, std::vector<not_null<PeerData*>>> & {
 	static const auto kEmpty = base::flat_map<
 		QString,
-		std::vector<not_null<UserData*>>>();
+		std::vector<not_null<PeerData*>>>();
 	return _reactions ? _reactions->recent() : kEmpty;
 }
 
diff --git a/Telegram/SourceFiles/history/history_item.h b/Telegram/SourceFiles/history/history_item.h
index 28ea5bc30..b446071b5 100644
--- a/Telegram/SourceFiles/history/history_item.h
+++ b/Telegram/SourceFiles/history/history_item.h
@@ -360,7 +360,7 @@ public:
 	void updateReactionsUnknown();
 	[[nodiscard]] const base::flat_map<QString, int> &reactions() const;
 	[[nodiscard]] auto recentReactions() const
-		-> const base::flat_map<QString, std::vector<not_null<UserData*>>> &;
+		-> const base::flat_map<QString, std::vector<not_null<PeerData*>>> &;
 	[[nodiscard]] bool canViewReactions() const;
 	[[nodiscard]] QString chosenReaction() const;
 	[[nodiscard]] QString lookupHisReaction() const;
diff --git a/Telegram/SourceFiles/history/view/history_view_reactions.cpp b/Telegram/SourceFiles/history/view/history_view_reactions.cpp
index 81277737d..0ad430e9f 100644
--- a/Telegram/SourceFiles/history/view/history_view_reactions.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_reactions.cpp
@@ -15,7 +15,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "history/view/history_view_group_call_bar.h"
 #include "core/click_handler_types.h"
 #include "data/data_message_reactions.h"
-#include "data/data_user.h"
+#include "data/data_peer.h"
 #include "lang/lang_tag.h"
 #include "ui/chat/chat_style.h"
 #include "styles/style_chat.h"
@@ -125,18 +125,18 @@ void InlineList::setButtonCount(Button &button, int count) {
 
 void InlineList::setButtonUserpics(
 		Button &button,
-		const std::vector<not_null<UserData*>> &users) {
+		const std::vector<not_null<PeerData*>> &peers) {
 	if (!button.userpics) {
 		button.userpics = std::make_unique<Userpics>();
 	}
-	const auto count = button.count = int(users.size());
+	const auto count = button.count = int(peers.size());
 	auto &list = button.userpics->list;
 	const auto regenerate = [&] {
 		if (list.size() != count) {
 			return true;
 		}
 		for (auto i = 0; i != count; ++i) {
-			if (users[i] != list[i].peer) {
+			if (peers[i] != list[i].peer) {
 				return true;
 			}
 		}
@@ -150,10 +150,10 @@ void InlineList::setButtonUserpics(
 	for (auto i = 0; i != count; ++i) {
 		if (i == list.size()) {
 			list.push_back(UserpicInRow{
-				users[i]
+				peers[i]
 			});
-		} else if (list[i].peer != users[i]) {
-			list[i].peer = users[i];
+		} else if (list[i].peer != peers[i]) {
+			list[i].peer = peers[i];
 		}
 	}
 	while (list.size() > count) {
diff --git a/Telegram/SourceFiles/history/view/history_view_reactions.h b/Telegram/SourceFiles/history/view/history_view_reactions.h
index a449ebb57..2629d8fe5 100644
--- a/Telegram/SourceFiles/history/view/history_view_reactions.h
+++ b/Telegram/SourceFiles/history/view/history_view_reactions.h
@@ -40,7 +40,7 @@ struct InlineListData {
 	using Flags = base::flags<Flag>;
 
 	base::flat_map<QString, int> reactions;
-	base::flat_map<QString, std::vector<not_null<UserData*>>> recent;
+	base::flat_map<QString, std::vector<not_null<PeerData*>>> recent;
 	QString chosenReaction;
 	Flags flags = {};
 };
@@ -101,7 +101,7 @@ private:
 	void setButtonCount(Button &button, int count);
 	void setButtonUserpics(
 		Button &button,
-		const std::vector<not_null<UserData*>> &users);
+		const std::vector<not_null<PeerData*>> &peers);
 	[[nodiscard]] Button prepareButtonWithEmoji(const QString &emoji);
 	void resolveUserpicsImage(const Button &button) const;
 
diff --git a/Telegram/SourceFiles/history/view/reactions/message_reactions_list.cpp b/Telegram/SourceFiles/history/view/reactions/message_reactions_list.cpp
index 16dac6daf..a5f6e6799 100644
--- a/Telegram/SourceFiles/history/view/reactions/message_reactions_list.cpp
+++ b/Telegram/SourceFiles/history/view/reactions/message_reactions_list.cpp
@@ -17,7 +17,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/controls/who_reacted_context_action.h"
 #include "main/main_session.h"
 #include "data/data_session.h"
-#include "data/data_user.h"
+#include "data/data_peer.h"
 #include "lang/lang_keys.h"
 
 namespace HistoryView {
@@ -61,13 +61,13 @@ public:
 	void loadMoreRows() override;
 
 private:
-	using AllEntry = std::pair<not_null<UserData*>, QString>;
+	using AllEntry = std::pair<not_null<PeerData*>, QString>;
 
 	void fillWhoRead();
 	void loadMore(const QString &reaction);
-	bool appendRow(not_null<UserData*> user, QString reaction);
+	bool appendRow(not_null<PeerData*> peer, QString reaction);
 	std::unique_ptr<PeerListRow> createRow(
-		not_null<UserData*> user,
+		not_null<PeerData*> peer,
 		QString reaction) const;
 	void showReaction(const QString &reaction);
 
@@ -77,12 +77,12 @@ private:
 
 	QString _shownReaction;
 	std::shared_ptr<Api::WhoReadList> _whoReadIds;
-	std::vector<not_null<UserData*>> _whoRead;
+	std::vector<not_null<PeerData*>> _whoRead;
 
 	std::vector<AllEntry> _all;
 	QString _allOffset;
 
-	std::vector<not_null<UserData*>> _filtered;
+	std::vector<not_null<PeerData*>> _filtered;
 	QString _filteredOffset;
 
 	mtpRequestId _loadRequestId = 0;
@@ -179,8 +179,8 @@ void Controller::showReaction(const QString &reaction) {
 		fillWhoRead();
 	} else if (_shownReaction.isEmpty()) {
 		_filtered.clear();
-		for (const auto &[user, reaction] : _all) {
-			appendRow(user, reaction);
+		for (const auto &[peer, reaction] : _all) {
+			appendRow(peer, reaction);
 		}
 	} else {
 		_filtered = _all | ranges::view::filter([&](const AllEntry &entry) {
@@ -188,8 +188,8 @@ void Controller::showReaction(const QString &reaction) {
 		}) | ranges::view::transform(
 			&AllEntry::first
 		) | ranges::to_vector;
-		for (const auto user : _filtered) {
-			appendRow(user, _shownReaction);
+		for (const auto peer : _filtered) {
+			appendRow(peer, _shownReaction);
 		}
 		_filteredOffset = QString();
 	}
@@ -204,13 +204,13 @@ void Controller::fillWhoRead() {
 	if (_whoReadIds && !_whoReadIds->list.empty() && _whoRead.empty()) {
 		auto &owner = _window->session().data();
 		for (const auto &peerId : _whoReadIds->list) {
-			if (const auto user = owner.userLoaded(peerToUser(peerId))) {
-				_whoRead.push_back(user);
+			if (const auto peer = owner.peerLoaded(peerId)) {
+				_whoRead.push_back(peer);
 			}
 		}
 	}
-	for (const auto &user : _whoRead) {
-		appendRow(user, QString());
+	for (const auto &peer : _whoRead) {
+		appendRow(peer, QString());
 	}
 }
 
@@ -255,18 +255,19 @@ void Controller::loadMore(const QString &reaction) {
 		result.match([&](const MTPDmessages_messageReactionsList &data) {
 			const auto sessionData = &session().data();
 			sessionData->processUsers(data.vusers());
+			sessionData->processChats(data.vchats());
 			(filtered ? _filteredOffset : _allOffset)
 				= data.vnext_offset().value_or_empty();
 			for (const auto &reaction : data.vreactions().v) {
-				reaction.match([&](const MTPDmessageUserReaction &data) {
-					const auto user = sessionData->userLoaded(
-						data.vuser_id().v);
+				reaction.match([&](const MTPDmessagePeerReaction &data) {
+					const auto peer = sessionData->peerLoaded(
+						peerFromMTP(data.vpeer_id()));
 					const auto reaction = qs(data.vreaction());
-					if (user && (!shown || appendRow(user, reaction))) {
+					if (peer && (!shown || appendRow(peer, reaction))) {
 						if (filtered) {
-							_filtered.emplace_back(user);
+							_filtered.emplace_back(peer);
 						} else {
-							_all.emplace_back(user, reaction);
+							_all.emplace_back(peer, reaction);
 						}
 					}
 				});
@@ -287,18 +288,18 @@ void Controller::rowClicked(not_null<PeerListRow*> row) {
 	});
 }
 
-bool Controller::appendRow(not_null<UserData*> user, QString reaction) {
-	if (delegate()->peerListFindRow(user->id.value)) {
+bool Controller::appendRow(not_null<PeerData*> peer, QString reaction) {
+	if (delegate()->peerListFindRow(peer->id.value)) {
 		return false;
 	}
-	delegate()->peerListAppendRow(createRow(user, reaction));
+	delegate()->peerListAppendRow(createRow(peer, reaction));
 	return true;
 }
 
 std::unique_ptr<PeerListRow> Controller::createRow(
-		not_null<UserData*> user,
+		not_null<PeerData*> peer,
 		QString reaction) const {
-	return std::make_unique<Row>(user, reaction);
+	return std::make_unique<Row>(peer, reaction);
 }
 
 } // namespace