diff --git a/pom.xml b/pom.xml
index 3697e5e..344edb5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>com.aftership</groupId>
     <artifactId>tracking-sdk</artifactId>
-    <version>7.0.0</version>
+    <version>7.1.0</version>
 
     <name>AfterShip Tracking SDK</name>
     <description>The official AfterShip Tracking Java API library</description>
diff --git a/src/main/java/com/aftership/exception/ApiException.java b/src/main/java/com/aftership/exception/ApiException.java
index ab8a1fe..9b3416f 100644
--- a/src/main/java/com/aftership/exception/ApiException.java
+++ b/src/main/java/com/aftership/exception/ApiException.java
@@ -4,13 +4,18 @@
  */
 package com.aftership.exception;
 
+import org.apache.http.Header;
+
+import java.util.Arrays;
+
 public class ApiException extends Exception {
 
-    private Integer metaCode;
-    private String message;
-    private Integer code;
-    private Integer statusCode;
-    private String responseBody;
+    private final Integer metaCode;
+    private final String message;
+    private final Integer code;
+    private final Integer statusCode;
+    private final String responseBody;
+    private final Header[] headers;
 
     public ApiException(final int code, final String message) {
         this.metaCode = 0;
@@ -18,56 +23,48 @@ public ApiException(final int code, final String message) {
         this.statusCode = 0;
         this.code = code;
         this.responseBody = "";
+        this.headers = null;
     }
 
-    public ApiException(final int metaCode, final String message, final int code, final int statusCode,
-                        final String responseBody) {
+    public ApiException(
+            final int metaCode,
+            final String message,
+            final int code,
+            final int statusCode,
+            final String responseBody,
+            final Header[] headers
+    ) {
         this.metaCode = metaCode;
         this.message = message;
         this.code = code;
         this.statusCode = statusCode;
         this.responseBody = responseBody;
+        this.headers = headers;
     }
 
     public Integer getMetaCode() {
         return metaCode;
     }
 
-    public void setMetaCode(Integer metaCode) {
-        this.metaCode = metaCode;
-    }
-
     @Override
     public String getMessage() {
         return message;
     }
 
-    public void setMessage(String message) {
-        this.message = message;
-    }
-
     public Integer getCode() {
         return code;
     }
 
-    public void setCode(Integer code) {
-        this.code = code;
-    }
-
     public Integer getStatusCode() {
         return statusCode;
     }
 
-    public void setStatusCode(Integer statusCode) {
-        this.statusCode = statusCode;
-    }
-
     public String getResponseBody() {
         return responseBody;
     }
 
-    public void setResponseBody(String responseBody) {
-        this.responseBody = responseBody;
+    public Header[] getHeaders() {
+        return headers;
     }
 
     @Override
@@ -78,6 +75,7 @@ public String toString() {
                 ", code=" + code +
                 ", statusCode=" + statusCode +
                 ", responseBody='" + responseBody + '\'' +
+                ", headers=" + Arrays.toString(headers) +
                 '}';
     }
 }
diff --git a/src/main/java/com/aftership/http/AfterShipClient.java b/src/main/java/com/aftership/http/AfterShipClient.java
index 79cec0d..2d7e02f 100644
--- a/src/main/java/com/aftership/http/AfterShipClient.java
+++ b/src/main/java/com/aftership/http/AfterShipClient.java
@@ -57,10 +57,24 @@ public Response request(final Request request) throws Exception {
                 message = jsonObject.get("meta").getAsJsonObject().get("message").getAsString();
             } catch (Exception ignore) {
             }
-            throw new ApiException(metaCode, message, statusCode, ErrorEnum.getByMetaCode(metaCode), response.getContent());
+            throw new ApiException(
+                    metaCode,
+                    message,
+                    statusCode,
+                    ErrorEnum.getByMetaCode(metaCode),
+                    response.getContent(),
+                    response.getHeaders()
+            );
         }
         if (statusCode > 499) {
-            throw new ApiException(ErrorEnum.UNKNOWN_ERROR.getCode(), ErrorEnum.UNKNOWN_ERROR.getMessage(), ErrorEnum.UNKNOWN_ERROR.getStatusCode(), 0, "");
+            throw new ApiException(
+                    ErrorEnum.UNKNOWN_ERROR.getCode(),
+                    ErrorEnum.UNKNOWN_ERROR.getMessage(),
+                    ErrorEnum.UNKNOWN_ERROR.getStatusCode(),
+                    0,
+                    "",
+                    response.getHeaders()
+            );
         }
         return response;
     }
diff --git a/src/main/java/com/aftership/http/HttpClient.java b/src/main/java/com/aftership/http/HttpClient.java
index 7580531..7b06c59 100644
--- a/src/main/java/com/aftership/http/HttpClient.java
+++ b/src/main/java/com/aftership/http/HttpClient.java
@@ -6,7 +6,10 @@
 
 import com.aftership.constant.ErrorEnum;
 import com.aftership.exception.ApiException;
-import org.apache.http.*;
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpHeaders;
+import org.apache.http.HttpResponse;
+import org.apache.http.HttpVersion;
 import org.apache.http.client.config.RequestConfig;
 import org.apache.http.client.methods.RequestBuilder;
 import org.apache.http.client.utils.HttpClientUtils;
@@ -24,16 +27,10 @@
 
 public class HttpClient {
 
-    private static final String RATE_LIMIT_RESET = "x-ratelimit-reset";
-    private static final String RATE_LIMIT_LIMIT = "x-ratelimit-limit";
-    private static final String RATE_LIMIT_REMAINING = "x-ratelimit-remaining";
-
-    private static final String DEFAULT_USER_AGENT = "aftership-sdk-java/7.0.0 (https://www.aftership.com) apache-httpclient/4.5.14";
+    private static final String DEFAULT_USER_AGENT = "aftership-sdk-java/7.1.0 (https://www.aftership.com) apache-httpclient/4.5.14";
     protected final org.apache.http.client.HttpClient client;
     private final String domain;
 
-    private RateLimit rateLimit;
-
     public HttpClient(final RequestConfig requestConfig, String userAgent, String domain) {
         this.domain = domain;
         if (userAgent == null || userAgent.isEmpty()) {
@@ -53,7 +50,34 @@ public HttpClient(final RequestConfig requestConfig, String userAgent, String do
                 .build();
     }
 
-    public Response makeRequest(final Request request) throws Exception {
+    public Response request(final Request request, int retries) throws Exception {
+        Response response = null;
+        int i = 0;
+        while (i <= retries) {
+            try {
+                i++;
+                response = makeRequest(request);
+                if (!shouldRetry(response)) {
+                    break;
+                }
+            } catch (SocketTimeoutException e) {
+                if (i > retries) {
+                    throw new ApiException(
+                            0,
+                            ErrorEnum.TIMED_OUT.getMessage(),
+                            ErrorEnum.TIMED_OUT.getCode(),
+                            ErrorEnum.TIMED_OUT.getStatusCode(),
+                            e.getMessage(),
+                            null
+                    );
+                }
+            }
+            Thread.sleep(delay(i));
+        }
+        return response;
+    }
+
+    private Response makeRequest(final Request request) throws Exception {
         HttpMethod method = request.getMethod();
         RequestBuilder builder = RequestBuilder.create(method.toString())
                 .setUri(this.domain + request.getURL())
@@ -70,7 +94,12 @@ public Response makeRequest(final Request request) throws Exception {
         try {
             response = client.execute(builder.build());
             HttpEntity entity = response.getEntity();
-            return new Response(EntityUtils.toString(entity), response.getStatusLine().getStatusCode(), false);
+            return new Response(
+                    EntityUtils.toString(entity),
+                    response.getStatusLine().getStatusCode(),
+                    false,
+                    response.getAllHeaders()
+            );
         } finally {
             if (response != null) {
                 HttpClientUtils.closeQuietly(response);
@@ -78,26 +107,6 @@ public Response makeRequest(final Request request) throws Exception {
         }
     }
 
-    public Response request(final Request request, int retries) throws Exception {
-        Response response = null;
-        int i = 0;
-        while (i <= retries) {
-            try {
-                i++;
-                response = makeRequest(request);
-                if (!shouldRetry(response)) {
-                    break;
-                }
-            } catch (SocketTimeoutException e) {
-                if (i > retries) {
-                    throw new ApiException(0, ErrorEnum.TIMED_OUT.getMessage(), ErrorEnum.TIMED_OUT.getCode(), ErrorEnum.TIMED_OUT.getStatusCode(), e.getMessage());
-                }
-            }
-            Thread.sleep(delay(i));
-        }
-        return response;
-    }
-
     private boolean shouldRetry(Response response) {
         if (response.isTimeout()) {
             return true;
@@ -111,24 +120,4 @@ private int delay(int retryAttempt) {
         double jitter = delay * (Math.random() - 0.5);
         return (int) (Math.max(1, delay + jitter) * 1000);
     }
-
-    private void setRateLimiting(HttpResponse response) {
-        if (response == null) {
-            return;
-        }
-        RateLimit rateLimit = new RateLimit();
-        Header limit = response.getFirstHeader(RATE_LIMIT_LIMIT);
-        if (limit != null) {
-            rateLimit.setLimit(Integer.parseInt(limit.getValue()));
-        }
-        Header reset = response.getFirstHeader(RATE_LIMIT_RESET);
-        if (reset != null) {
-            rateLimit.setReset(Long.parseLong(reset.getValue()));
-        }
-        Header remaining = response.getFirstHeader(RATE_LIMIT_REMAINING);
-        if (remaining != null) {
-            rateLimit.setRemaining(Integer.parseInt(remaining.getValue()));
-        }
-        this.rateLimit = rateLimit;
-    }
 }
diff --git a/src/main/java/com/aftership/http/Response.java b/src/main/java/com/aftership/http/Response.java
index 444d031..ffdc801 100644
--- a/src/main/java/com/aftership/http/Response.java
+++ b/src/main/java/com/aftership/http/Response.java
@@ -4,21 +4,26 @@
  */
 package com.aftership.http;
 
+import org.apache.http.Header;
+
 public class Response {
     private final int statusCode;
     private final String content;
     private final boolean isTimeout;
+    private final Header[] headers;
 
     public Response() {
         this.statusCode = 0;
         this.content = "";
         this.isTimeout = true;
+        this.headers = null;
     }
 
-    public Response(String content, int statusCode, boolean isTimeout) {
+    public Response(String content, int statusCode, boolean isTimeout, Header[] headers) {
         this.content = content;
         this.statusCode = statusCode;
         this.isTimeout = isTimeout;
+        this.headers = headers;
     }
 
     public String getContent() {
@@ -32,4 +37,8 @@ public int getStatusCode() {
     public boolean isTimeout() {
         return isTimeout;
     }
+
+    public Header[] getHeaders() {
+        return headers;
+    }
 }