diff --git a/src/client.zig b/src/client.zig
index ae41f14..7a7acba 100644
--- a/src/client.zig
+++ b/src/client.zig
@@ -7,7 +7,9 @@ const read = @import("./qtshit/read.zig");
 const write = @import("./qtshit/write.zig");
 
 const QVariant = @import("./qtshit/types/QVariant.zig").QVariant;
+const QDateTime = @import("./qtshit/types/QVariant.zig").QDateTime;
 const UserType = @import("./qtshit/types/UserType.zig");
+const RequestType = @import("./types/RequestType.zig").RequestType;
 
 const prettyPrintQVariant = @import("./qtshit/utils/prettyPrintQVariant.zig").prettyPrintQVariant;
 const freeQVariant = @import("./qtshit/utils/free/freeQVariant.zig").freeQVariant;
@@ -108,6 +110,42 @@ pub const Client = struct {
         }
     }
 
+    pub fn send_message(s: *Client, bufferInfo: UserType.BufferInfo, message: []const u8) !void {
+        var data = std.ArrayList(u8).init(s.allocator);
+        defer data.deinit();
+
+        var listItems = std.ArrayList(QVariant).init(s.allocator);
+        defer listItems.deinit();
+
+        try listItems.append(.{ .Int = @enumToInt(RequestType.RpcCall) });
+        try listItems.append(.{ .QByteArray = "2sendInput(BufferInfo,QString)" });
+        try listItems.append(.{ .UserType = .{ .BufferInfo = bufferInfo } });
+        try listItems.append(.{ .String = message });
+
+        try write.writeQVariant(data.writer(), s.allocator, .{
+            .QVariantList = listItems.items,
+        });
+
+        try s.socketManager.writeFrame(data);
+    }
+
+    fn reply_to_heartbeat(s: *Client, timestamp: QDateTime) !void {
+        var data = std.ArrayList(u8).init(s.allocator);
+        defer data.deinit();
+
+        var listItems = std.ArrayList(QVariant).init(s.allocator);
+        defer listItems.deinit();
+
+        try listItems.append(.{ .Int = @enumToInt(RequestType.HeartBeatReply) });
+        try listItems.append(.{ .QDateTime = timestamp });
+
+        try write.writeQVariant(data.writer(), s.allocator, .{
+            .QVariantList = listItems.items,
+        });
+
+        try s.socketManager.writeFrame(data);
+    }
+
     fn handle_session_init_packet(s: *Client, sessionState: std.StringHashMap(QVariant)) !void {
         for (sessionState.get("BufferInfos").?.QVariantList) |qvar| {
             try s.bufferManager.addBufferInfo(qvar.UserType.BufferInfo);
@@ -124,33 +162,23 @@ pub const Client = struct {
                     if (std.mem.eql(u8, msgType.String, "SessionInit")) {
                         var sessionState = map.get("SessionState").?.QVariantMap;
                         try s.handle_session_init_packet(sessionState);
+                        return;
                     }
                 }
             },
-            else => {
-                std.debug.print("\n\n Unknown: Quassel Packet: \n", .{});
-                prettyPrintQVariant(variant, 0);
+            .QVariantList => |list| {
+                switch (@intToEnum(RequestType, list[0].Int)) {
+                    .HeartBeat => {
+                        try s.reply_to_heartbeat(list[1].QDateTime);
+                        return;
+                    },
+                    else => {},
+                }
             },
+            else => {},
         }
-    }
-
-    pub fn send_message(s: *Client, bufferInfo: UserType.BufferInfo, message: []const u8) !void {
-        var data = std.ArrayList(u8).init(s.allocator);
-        defer data.deinit();
-
-        var listItems = std.ArrayList(QVariant).init(s.allocator);
-        defer listItems.deinit();
-
-        try listItems.append(.{ .Int = 2 });
-        try listItems.append(.{ .QByteArray = "2sendInput(BufferInfo,QString)" });
-        try listItems.append(.{ .UserType = .{ .BufferInfo = bufferInfo } });
-        try listItems.append(.{ .String = message });
-
-        try write.writeQVariant(data.writer(), s.allocator, .{
-            .QVariantList = listItems.items,
-        });
-
-        try s.socketManager.writeFrame(data);
+        std.debug.print("\n\n Unknown: Quassel Packet: \n", .{});
+        prettyPrintQVariant(variant, 0);
     }
 };
 
diff --git a/src/main.zig b/src/main.zig
index 67a517a..b3efc47 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -30,24 +30,23 @@ pub fn realMain(allocator: *std.mem.Allocator) !void {
     try client.quassel_init_packet();
     try client.quassel_login(username, password);
 
-    _ = try client.read_quassel_packet();
-
-    var bufferInfo = try client.bufferManager.getFirstByName("z_is_stimky");
-    try client.send_message(bufferInfo.?, "uwu, owo, uwu");
+    //var bufferInfo = try client.bufferManager.getFirstByName("z_is_stimky");
+    //try client.send_message(bufferInfo.?, "uwu, owo, uwu");
 
     while (true) {
+        std.time.sleep(100 * std.time.ns_per_ms);
+
         client.read_quassel_packet() catch |err| {
             if (err == error.DecodeError) {
                 std.debug.print("Decode Error.\n", .{});
             } else if (err == error.EndOfStream) {
                 std.debug.print("EOS.\n", .{});
-                std.time.sleep(1000 * std.time.ns_per_ms);
+                //std.time.sleep(1000 * std.time.ns_per_ms);
                 return;
             } else {
                 return err;
             }
         };
-        break;
     }
 }
 
diff --git a/src/qtshit/utils/prettyPrintQVariant.zig b/src/qtshit/utils/prettyPrintQVariant.zig
index 077f845..3d1d17b 100644
--- a/src/qtshit/utils/prettyPrintQVariant.zig
+++ b/src/qtshit/utils/prettyPrintQVariant.zig
@@ -157,7 +157,9 @@ pub fn prettyPrintQVariant(variant: QVariant, indentLevel: u64) void {
                 std.debug.print("\"{s}\" \n", .{str});
             }
         },
-        .QByteArray => {},
+        .QByteArray => |value| {
+            std.debug.print("QByteArray: \"{s}\"\n", .{value});
+        },
         .QDateTime => |value| {
             std.debug.print("QDateTime:\n", .{});
             print_indent_level(indentLevel + 1);
diff --git a/src/types/RequestType.zig b/src/types/RequestType.zig
new file mode 100644
index 0000000..8147f25
--- /dev/null
+++ b/src/types/RequestType.zig
@@ -0,0 +1,8 @@
+pub const RequestType = enum(i32) {
+    SyncMessage = 0x00000001,
+    RpcCall = 0x00000002,
+    InitRequest = 0x00000003,
+    InitData = 0x00000004,
+    HeartBeat = 0x00000005,
+    HeartBeatReply = 0x00000006,
+};