diff --git a/YXTrackingSDK/YXTracking.swift b/YXTrackingSDK/YXTracking.swift
index e8ebb17..06b3cb1 100644
--- a/YXTrackingSDK/YXTracking.swift
+++ b/YXTrackingSDK/YXTracking.swift
@@ -6,12 +6,14 @@
 //
 
 import UIKit
+import Network
 
 /// 远轩埋点SDK实现类 四种上报机制
 /// 1、初始化时触发：用户在初始化SDK时，会将缓存的事件数据上报。
 /// 2、定时/定量触发：数据条数达到阈值（默认20条）或定时器到期（默认600秒）时会将缓存的事件数据上报。
 /// 3、事件触发：用户在添加事件时可选择立即上报。
 /// 4、应用进入后台和即将被系统终止时触发：用户在应用内停留一段时间后，手动切换到其他应用或桌面时，或即将被系统终止时，会将缓存的事件数据上报。
+/// 5、网络状态变化时触发：当应用网络状态发生变化时，会将缓存的事件数据上报。
 public class YXTracking: NSObject {
     
     static let shared = YXTracking()
@@ -28,6 +30,8 @@ public class YXTracking: NSObject {
     
     private var systemAllDimInfoResponseResult: SystemAllDimInfoResponseResult = SystemAllDimInfoResponseResult() // 系统所有维度信息
     
+    private var isPushingEventList: Bool = false // 是否正在推送事件列表
+    
     /// 初始化SDK
     /// - Parameters:
     ///   - host: 主机地址
@@ -63,6 +67,9 @@ public class YXTracking: NSObject {
         // 打印日志信息
         YXTracking.shared.log(message: "SDK config success!");
         
+        // 添加网络状态变化通知监听 网络状态发生变化时触发缓存事件推送
+        YXTracking.shared.addNetworkReachabilityObserver()
+        
         // 添加应用进入后台和即将被系统终止的通知监听 应用进入后台时或即将被系统终止时触发缓存事件推送
         YXTracking.shared.addEnterBackgroundNotificationObserver()
         YXTracking.shared.addWillTerminateNotificationObserver()
@@ -87,7 +94,22 @@ public class YXTracking: NSObject {
     ///   - customTags: 自定义标签数组（可选）
     ///   - pushNow： 是否立即推送
     ///   - Returns: 无返回值
-    public class func addEvent(eventType: String, page: String, buttonId: String, url: String, customTags: Array<String>?, pushNow: Bool) {
+    public class func addEvent(eventType: String, page: String, buttonId: String, url: String, customTags: Dictionary<String, String>?, pushNow: Bool) {
+        // 重置事件请求参数中的事件类型
+        YXTracking.shared.eventRequestResult.eventType = eventType
+        
+        // 重置事件请求参数中的事件参数
+        let eventParams = EventParams(page: page, buttonId: buttonId, url: url)
+        YXTracking.shared.eventRequestResult.eventParams = eventParams
+        
+        // 重置事件请求参数中的自定义标签
+        YXTracking.shared.eventRequestResult.customTags = customTags
+        
+        // 重置事件请求参数中的时间戳
+        YXTracking.shared.getTimestamp()
+        
+        YXTracking.shared.log(message: "SDK add event:\n\(YXTracking.shared.eventRequestResult)");
+        
         // 校验事件类型是否在系统维度信息中存在
         if let systemEventTypes = YXTracking.shared.systemAllDimInfoResponseResult.systemEventTypes,
            systemEventTypes.count > 0 {
@@ -102,22 +124,10 @@ public class YXTracking: NSObject {
             }
         } else {
             YXTracking.shared.error(message: "SDK push event error, systemEventTypes is empty!");
+            YXTrackingSQLiteManager.addTrackingData(data: YXTracking.shared.eventRequestResult)
             return
         }
         
-        // 重置事件请求参数中的事件类型
-        YXTracking.shared.eventRequestResult.eventType = eventType
-        
-        // 重置事件请求参数中的事件参数
-        let eventParams = EventParams(page: page, buttonId: buttonId, url: url)
-        YXTracking.shared.eventRequestResult.eventParams = eventParams
-        
-        // 重置事件请求参数中的自定义标签
-        YXTracking.shared.eventRequestResult.customTags = customTags
-        
-        // 重置事件请求参数中的时间戳
-        YXTracking.shared.getTimestamp()
-        
         // 打印日志信息
         YXTracking.shared.log(message: "SDK add event success\nEvent Request Parameter:\n\(YXTracking.shared.eventRequestResult)");
         
@@ -141,7 +151,7 @@ public class YXTracking: NSObject {
         YXTracking.shared.log(message: "SDK config user info success\nUser info:\n\(userInfo)");
     }
     
-    /// 清空用户信息
+    /// 清除用户信息
     public class func clearUserInfo() {
         YXTracking.shared.eventRequestResult.userInfo = nil
         
@@ -185,7 +195,7 @@ public class YXTracking: NSObject {
         YXTracking.shared.eventRequestResult.timestamp = isoStringWithMilliseconds
     }
     
-    /// 判断数据库数量是否达到缓存上限，如已达到，则推送缓存事件
+    /// 判断本地数量是否达到缓存上限，如已达到，则推送缓存事件
     func checkEventCount() {
         let count = YXTrackingSQLiteManager.getTrackingDataCount()
         if count >= cacheCount {
@@ -196,10 +206,12 @@ public class YXTracking: NSObject {
     /// 开启定时推送本地缓存的事件日志列表
     func startThreadPool() {
         let queue = DispatchQueue(label: "com.yx.tracking", qos: .userInitiated)
-        queue.async { [self] in
+        queue.async { [weak self] in
+            guard let self = self else { return }
             while true {
+                YXTracking.shared.log(message: "SDK push event list on thread pool!")
                 YXTracking.pushEventList()
-                sleep(UInt32(pushInterval))
+                Thread.sleep(forTimeInterval: TimeInterval(pushInterval))
             }
         }
     }
@@ -272,6 +284,8 @@ public class YXTracking: NSObject {
         // 将event对象转换为JSON数据
         let jsonEncoder = JSONEncoder()
         do {
+            YXTracking.shared.log(message: "SDK push event:\n\(event)");
+            
             let jsonData = try jsonEncoder.encode(event)
             request.httpBody = jsonData
         } catch {
@@ -306,44 +320,56 @@ public class YXTracking: NSObject {
     
     /// 推送多条日志
     public class func pushEventList() {
+        /// 判断是否正在进行pushEventList 防止重复推送
+        if YXTracking.shared.isPushingEventList {
+            return
+        }
+        YXTracking.shared.isPushingEventList = true
+        
+        /// 获取本地缓存的事件日志列表数量
         let count = YXTrackingSQLiteManager.getTrackingDataCount()
         guard count > 0 else { return }
         
+        /// 组装请求URL
         let urlString = "\(YXTracking.shared.host)/api/ExternalEventlogs/AddEventListLog"
-        guard let url = URL(string: urlString) else {
-            return
-        }
+        guard let url = URL(string: urlString) else { return }
     
-        // 创建URL请求
+        /// 创建URL请求
         var request = URLRequest(url: url)
         request.httpMethod = "POST"
         request.setValue("application/json", forHTTPHeaderField: "Content-Type")
         
-        // 读取数据库数据
+        /// 读取本地数据
         let eventList = YXTrackingSQLiteManager.readTrackingData()
-        var event: [EventRequestResult] = []
+        var events: [EventRequestResult] = []
         for item in eventList {
-            event.append(item)
+            events.append(item)
         }
+        
+        /// 判断是否为空列表，不为空则继续推送
+        guard !events.isEmpty else { return }
 
-        // 将event list对象转换为JSON数据
+        /// 将event list对象转换为JSON数据
         let jsonEncoder = JSONEncoder()
         do {
-            let jsonData = try jsonEncoder.encode(event)
+            let jsonData = try jsonEncoder.encode(events)
             request.httpBody = jsonData
         } catch {
             YXTracking.shared.error(message: "SDK push event list error encoding\n\(error)");
+            YXTracking.shared.isPushingEventList = false
             return
         }
 
-        // 发送请求
+        /// 发送请求
         let task = URLSession.shared.dataTask(with: request) { data, response, error in
             if let error = error {
                 YXTracking.shared.error(message: "SDK push event list error sending\n\(error)");
+                YXTracking.shared.isPushingEventList = false
                 return
             }
             
             guard let data = data else {
+                YXTracking.shared.isPushingEventList = false
                 return
             }
             
@@ -351,27 +377,47 @@ public class YXTracking: NSObject {
             if let dictionary = json as? [String: Any] {
                 if let code = dictionary["code"] as? Int, code == 200 {
                     YXTrackingSQLiteManager.deleteTrackingData()
-                    YXTracking.shared.success(message: "SDK push event list success Response:\n\(String(data: data, encoding: .utf8) ?? "")");
+                    YXTracking.shared.success(message: "SDK push event list success Response:\n\(String(data: data, encoding: .utf8) ?? "")")
                 } else {
-                    YXTracking.shared.error(message: "SDK push event fail Response:\n\(String(data: data, encoding: .utf8) ?? "")");
+                    YXTracking.shared.error(message: "SDK push event list fail Response:\n\(String(data: data, encoding: .utf8) ?? "")")
                 }
             }
+            YXTracking.shared.isPushingEventList = false
         }
 
         task.resume()
     }
     
-    // 监听应用切换到后台
+    /// 监听网络变化
+    func addNetworkReachabilityObserver() {
+        let monitor = NWPathMonitor()
+        let queue = DispatchQueue(label: "NetworkMonitor")
+        
+        monitor.pathUpdateHandler = { path in
+            let systemEventTypes = YXTracking.shared.systemAllDimInfoResponseResult.systemEventTypes ?? []
+            guard systemEventTypes.isEmpty else { return }
+            if path.status == .satisfied {
+                YXTracking.shared.log(message: "SDK network connected!");
+                YXTracking.shared.getSystemAllDimInfo()
+            } else {
+                YXTracking.shared.log(message: "SDK network not connected!");
+            }
+        }
+        
+        monitor.start(queue: queue)
+    }
+    
+    /// 监听应用切换到后台
     func addEnterBackgroundNotificationObserver() {
         NotificationCenter.default.addObserver(self, selector: #selector(onPushEventList), name: UIApplication.didEnterBackgroundNotification, object: nil)
     }
     
-    // 监听系统即将终止应用程序
+    /// 监听系统即将终止应用程序
     func addWillTerminateNotificationObserver() {
         NotificationCenter.default.addObserver(self, selector: #selector(onPushEventList), name: UIApplication.willTerminateNotification, object: nil)
     }
     
-    // 监听回调：推送事件列表
+    /// 监听回调：推送事件列表
     @objc func onPushEventList() {
         YXTracking.pushEventList()
     }
diff --git a/YXTrackingSDK/YXTrackingSDK.xcodeproj/project.xcworkspace/xcuserdata/a1234.xcuserdatad/UserInterfaceState.xcuserstate b/YXTrackingSDK/YXTrackingSDK.xcodeproj/project.xcworkspace/xcuserdata/a1234.xcuserdatad/UserInterfaceState.xcuserstate
index b90b5ed..0afd61e 100644
Binary files a/YXTrackingSDK/YXTrackingSDK.xcodeproj/project.xcworkspace/xcuserdata/a1234.xcuserdatad/UserInterfaceState.xcuserstate and b/YXTrackingSDK/YXTrackingSDK.xcodeproj/project.xcworkspace/xcuserdata/a1234.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/YXTrackingSDK/YXTrackingSDK/YXTrackingSDK.swift b/YXTrackingSDK/YXTrackingSDK/YXTrackingSDK.swift
index be048e8..a125743 100644
--- a/YXTrackingSDK/YXTrackingSDK/YXTrackingSDK.swift
+++ b/YXTrackingSDK/YXTrackingSDK/YXTrackingSDK.swift
@@ -38,7 +38,7 @@ public struct EventRequestResult: Codable {
     var timestamp: String? // 事件发生时间（ISO8601格式）
     var deviceInfo: DeviceInfo? // 设备信息
     var eventParams: EventParams? // 事件参数
-    var customTags: Array<String>? // 自定义标签（可选）
+    var customTags: Dictionary<String, String>? // 自定义标签（可选）
 }
 
 /// 定义一个结构体来存储系统信息
diff --git a/YXTrackingSDK/YXTrackingSQLiteManager.swift b/YXTrackingSDK/YXTrackingSQLiteManager.swift
index 32a3c86..3111902 100644
--- a/YXTrackingSDK/YXTrackingSQLiteManager.swift
+++ b/YXTrackingSDK/YXTrackingSQLiteManager.swift
@@ -10,210 +10,66 @@ import SQLite3
 
 class YXTrackingSQLiteManager: NSObject {
     
-    // 添加跟踪数据到数据库
-    class func addTrackingData(data: EventRequestResult) {
-        // 创建数据库连接
-        let dbPath = NSSearchPathForDirectoriesInDomains(.documentDirectory, .userDomainMask, true).first!
-        let path = URL(fileURLWithPath: dbPath).appendingPathComponent("tracking.sqlite").path
-        var db: OpaquePointer? = nil
-        if sqlite3_open(path, &db) != SQLITE_OK {
-            YXTracking.shared.error(message: "SDK sqlite open failed!");
-            return
-        }
+    static let shared = YXTrackingSQLiteManager()
+    
+    /// 文件路径管理
+    private let fileManager = FileManager.default
         
-        YXTracking.shared.success(message: "SDK sqlite open success!");
+    /// 文档目录路径
+    var documentsDirectory: URL {
+        fileManager.urls(for: .documentDirectory, in: .userDomainMask).first!
+    }
         
-        // 创建表
-        let createTableSQL = """
-        CREATE TABLE IF NOT EXISTS tracking_data (
-            id INTEGER PRIMARY KEY AUTOINCREMENT,
-            system_code TEXT,
-            event_type TEXT,
-            user_info BLOB,
-            client_type INT,
-            client_timestamp INT64,
-            timestamp TEXT,
-            device_info BLOB,
-            event_params BLOB,
-            custom_tags BLOB
-        )
-        """
-        if sqlite3_exec(db, createTableSQL, nil, nil, nil) != SQLITE_OK {
-            YXTracking.shared.error(message: "SDK sqlite create table failed!");
-            return
-        }
-        
-        YXTracking.shared.success(message: "SDK sqlite create table success!");
-        
-        // 插入数据
-        let encoder = JSONEncoder()
-        let insertSQL = "INSERT INTO tracking_data (system_code, event_type, user_info, client_type, client_timestamp, timestamp, device_info, event_params, custom_tags) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)"
-        var statement: OpaquePointer? = nil
-        if sqlite3_prepare_v2(db, insertSQL, -1, &statement, nil) == SQLITE_OK {
-            let system_code = data.system_code ?? ""
-            let event_type = data.eventType ?? ""
-            let user_info = (data.userInfo != nil) ? try! encoder.encode(data.userInfo) : nil
-            let client_type = data.clientType ?? 0
-            let client_timestamp = data.clientTimestamp ?? 0
-            let timestamp = data.timestamp ?? ""
-            let device_info = try! encoder.encode(data.deviceInfo)
-            let event_params = try! encoder.encode(data.eventParams)
-            let custom_tags = try! JSONSerialization.data(withJSONObject: data.customTags ?? [], options: [])
-            if sqlite3_bind_text(statement, 1, system_code, -1, nil) != SQLITE_OK || sqlite3_bind_text(statement, 2, event_type, -1, nil) != SQLITE_OK || ((data.userInfo != nil) ? (sqlite3_bind_blob(statement, 3, user_info! as CFTypeRef as? UnsafeRawPointer, Int32(user_info!.count), nil) != SQLITE_OK) : (sqlite3_bind_null(statement, 3) != SQLITE_OK)) || sqlite3_bind_int(statement, 4, client_type) != SQLITE_OK || sqlite3_bind_int64(statement, 5, client_timestamp) != SQLITE_OK || sqlite3_bind_text(statement, 6, timestamp, -1, nil) != SQLITE_OK || sqlite3_bind_blob(statement, 7, device_info as CFTypeRef as? UnsafeRawPointer, Int32(device_info.count), nil) != SQLITE_OK || sqlite3_bind_blob(statement, 8, event_params as CFTypeRef as? UnsafeRawPointer, Int32(event_params.count), nil) != SQLITE_OK || sqlite3_bind_blob(statement, 9, custom_tags as CFTypeRef as? UnsafeRawPointer, Int32(custom_tags.count), nil) != SQLITE_OK {
-                YXTracking.shared.error(message: "SDK sqlite bind parameter failed!");
-                return
-            } else if sqlite3_step(statement) != SQLITE_DONE {
-                YXTracking.shared.error(message: "SDK sqlite insert data failed!");
-                return
-            }
-            
-            YXTracking.shared.success(message: "SDK sqlite bind parameter success!");
-        } else {
-            YXTracking.shared.error(message: "SDK sqlite preparing to insert data failed!");
-            return
-        }
-        
-        YXTracking.shared.success(message: "SDK sqlite insert data success!");
-        
-        // 关闭数据库连接
-        do {
-            sqlite3_close(db)
-        }
-
+    /// 文件路径
+    var fileURL: URL {
+        documentsDirectory.appendingPathComponent("tracking.json")
     }
     
-    // 读取跟踪数据
+    /// JSON编码器
+    let encoder = JSONEncoder()
+    
+    /// JSON解码器
+    let decoder = JSONDecoder()
+    
+    /// 添加跟踪数据到文件
+    class func addTrackingData(data: EventRequestResult) {
+        var trackingData: [EventRequestResult] = []
+        trackingData.append(contentsOf: readTrackingData())
+        trackingData.append(data)
+        
+        let data = try! YXTrackingSQLiteManager.shared.encoder.encode(trackingData)
+        try! data.write(to: YXTrackingSQLiteManager.shared.fileURL, options: .atomic)
+    }
+    
+    /// 读取跟踪数据
     class func readTrackingData() -> [EventRequestResult] {
         var trackingData: [EventRequestResult] = []
-        // 创建数据库连接
-        let dbPath = NSSearchPathForDirectoriesInDomains(.documentDirectory, .userDomainMask, true).first!
-        let path = URL(fileURLWithPath: dbPath).appendingPathComponent("tracking.sqlite").path
-        var db: OpaquePointer? = nil
-        if sqlite3_open(path, &db) != SQLITE_OK {
-            YXTracking.shared.error(message: "SDK sqlite open failed!");
+        /// 判断fileURL是否存在
+        guard YXTrackingSQLiteManager.shared.fileManager.fileExists(atPath: YXTrackingSQLiteManager.shared.fileURL.path) else {
             return trackingData
         }
         
-        // 查询数据
-        let decoder = JSONDecoder()
-        let querySQL = "SELECT system_code, event_type, user_info, client_type, client_timestamp, timestamp, device_info, event_params, custom_tags FROM tracking_data"
-        var statement: OpaquePointer? = nil
-        if sqlite3_prepare_v2(db, querySQL, -1, &statement, nil) == SQLITE_OK {
-            while (sqlite3_step(statement) == SQLITE_ROW) {
-                // 获取数据并转换为EventRequestResult
-                let system_code = String(cString: sqlite3_column_text(statement, 1))
-                let event_type = String(cString: sqlite3_column_text(statement, 2))
-                var user_info = UserInfo(userId: nil, userName: nil, account: nil)
-                if sqlite3_column_type(statement, 3) != SQLITE_NULL {
-                    if let user_info_blob = sqlite3_column_blob(statement, 3) {
-                        let user_info_blob_length = sqlite3_column_bytes(statement, 3)
-                        let data = Data(bytes: user_info_blob, count: Int(user_info_blob_length))
-                        user_info = try! decoder.decode(UserInfo.self, from: data)
-                    }
-                }
-                let client_type = sqlite3_column_int(statement, 4)
-                let client_timestamp = sqlite3_column_int64(statement, 5)
-                let timestamp = String(cString: sqlite3_column_text(statement, 6))
-                var device_info = DeviceInfo(os: nil, model: nil, screenResolution: nil)
-                if sqlite3_column_type(statement, 7) != SQLITE_NULL {
-                    if let device_info_blob = sqlite3_column_blob(statement, 7) {
-                        let device_info_blob_length = sqlite3_column_bytes(statement, 7)
-                        let data = Data(bytes: device_info_blob, count: Int(device_info_blob_length))
-                        device_info = try! decoder.decode(DeviceInfo.self, from: data)
-                    }
-                }
-                var event_params = EventParams(page: nil, buttonId: nil, url: nil)
-                if sqlite3_column_type(statement, 8) != SQLITE_NULL {
-                    if let event_params_blob = sqlite3_column_blob(statement, 8) {
-                        let event_params_blob_length = sqlite3_column_bytes(statement, 8)
-                        let data = Data(bytes: event_params_blob, count: Int(event_params_blob_length))
-                        event_params = try! decoder.decode(EventParams.self, from: data)
-                    }
-                }
-                var custom_tags = Array<String>()
-                if sqlite3_column_type(statement, 9) != SQLITE_NULL {
-                    if let custom_tags_blob = sqlite3_column_blob(statement, 9) {
-                        let custom_tags_blob_length = sqlite3_column_bytes(statement, 9)
-                        let data = Data(bytes: custom_tags_blob, count: Int(custom_tags_blob_length))
-                        custom_tags = try! decoder.decode([String].self, from: data)
-                    }
-                }
-                
-                let event = EventRequestResult(system_code: system_code,
-                                               eventType: event_type,
-                                               userInfo: user_info,
-                                               clientType: client_type,
-                                               clientTimestamp: client_timestamp,
-                                               timestamp: timestamp,
-                                               deviceInfo: device_info,
-                                               eventParams: event_params,
-                                               customTags: custom_tags)
-                trackingData.append(event)
-            }
-            sqlite3_finalize(statement)
-        } else {
-            YXTracking.shared.error(message: "SDK sqlite read data failed!");
-        }
-        
-        // 关闭数据库连接
-        do {
-            sqlite3_close(db)
-        }
+        let data = try! Data(contentsOf: YXTrackingSQLiteManager.shared.fileURL)
+        let array = try! YXTrackingSQLiteManager.shared.decoder.decode([EventRequestResult].self, from: data)
+        trackingData.append(contentsOf: array)
         return trackingData
     }
     
-    // 删除跟踪数据
+    /// 删除跟踪数据
     class func deleteTrackingData() {
-        // 创建数据库连接
-        let dbPath = NSSearchPathForDirectoriesInDomains(.documentDirectory, .userDomainMask, true).first!
-        let path = URL(fileURLWithPath: dbPath).appendingPathComponent("tracking.sqlite").path
-        var db: OpaquePointer? = nil
-        if sqlite3_open(path, &db) != SQLITE_OK {
-            YXTracking.shared.error(message: "SDK sqlite open failed!");
+        guard YXTrackingSQLiteManager.shared.fileManager.fileExists(atPath: YXTrackingSQLiteManager.shared.fileURL.path) else {
+            YXTracking.shared.debug(message: "SDK tracking data file not exist!")
             return
         }
-        
-        // 删除数据
-        let deleteSQL = "DELETE FROM tracking_data"
-        if sqlite3_exec(db, deleteSQL, nil, nil, nil) != SQLITE_OK {
-            YXTracking.shared.error(message: "SDK sqlite delete data failed!");
-        }
-        
-        // 关闭数据库连接
-        do {
-            sqlite3_close(db)
-        }
+        try! YXTrackingSQLiteManager.shared.fileManager.removeItem(at: YXTrackingSQLiteManager.shared.fileURL)
+        YXTracking.shared.debug(message: "SDK tracking data file deleted!")
     }
     
-    // 获取数据库缓存条数
+    /// 获取数据库缓存条数
     class func getTrackingDataCount() -> Int {
-        // 创建数据库连接
-        let dbPath = NSSearchPathForDirectoriesInDomains(.documentDirectory, .userDomainMask, true).first!
-        let path = URL(fileURLWithPath: dbPath).appendingPathComponent("tracking.sqlite").path
-        var db: OpaquePointer? = nil
-        if sqlite3_open(path, &db) != SQLITE_OK {
-            YXTracking.shared.error(message: "SDK sqlite open failed!");
-            return -1
-        }
-        
-        // 查询数据
-        var dataCount = -1
-        let querySQL = "SELECT COUNT(*) FROM tracking_data"
-        var statement: OpaquePointer? = nil
-        if sqlite3_prepare_v2(db, querySQL, -1, &statement, nil) == SQLITE_OK {
-            sqlite3_step(statement)
-            dataCount = Int(sqlite3_column_int64(statement, 0))
-            sqlite3_finalize(statement)
-        } else {
-            YXTracking.shared.error(message: "SDK sqlite read data failed!");
-        }
-        
-        // 关闭数据库连接
-        do {
-            sqlite3_close(db)
-        }
-        
-        return dataCount
+        var trackingData: [EventRequestResult] = []
+        trackingData.append(contentsOf: readTrackingData())
+        return trackingData.count
     }
 
 }