diff --git a/app/src/main/java/com/github/gotify/service/WebSocketService.java b/app/src/main/java/com/github/gotify/service/WebSocketService.java
index 658fc912..065b64ba 100644
--- a/app/src/main/java/com/github/gotify/service/WebSocketService.java
+++ b/app/src/main/java/com/github/gotify/service/WebSocketService.java
@@ -1,5 +1,7 @@
 package com.github.gotify.service;
 
+import static com.github.gotify.api.Callback.call;
+
 import android.app.AlarmManager;
 import android.app.Notification;
 import android.app.NotificationManager;
@@ -12,11 +14,15 @@
 import android.net.ConnectivityManager;
 import android.net.Uri;
 import android.os.Build;
+import android.os.Handler;
 import android.os.IBinder;
+import android.os.Looper;
+
 import androidx.annotation.Nullable;
 import androidx.annotation.RequiresApi;
 import androidx.core.app.NotificationCompat;
 import androidx.core.content.ContextCompat;
+
 import com.github.gotify.MarkwonFactory;
 import com.github.gotify.MissedMessageUtil;
 import com.github.gotify.NotificationSupport;
@@ -32,12 +38,15 @@
 import com.github.gotify.messages.Extras;
 import com.github.gotify.messages.MessagesActivity;
 import com.github.gotify.picasso.PicassoHandler;
-import io.noties.markwon.Markwon;
+import com.loopj.android.http.AsyncHttpClient;
+import com.loopj.android.http.AsyncHttpResponseHandler;
+
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.atomic.AtomicLong;
 
-import static com.github.gotify.api.Callback.call;
+import cz.msebera.android.httpclient.Header;
+import io.noties.markwon.Markwon;
 
 public class WebSocketService extends Service {
 
@@ -323,6 +332,29 @@ private void showNotification(
                 .setColor(ContextCompat.getColor(getApplicationContext(), R.color.colorPrimary))
                 .setContentIntent(contentIntent);
 
+        String callbackUrl =
+                Extras.getNestedValue(
+                        String.class, extras, "client::notification", "actions", "callback");
+
+        if (callbackUrl != null) {
+            Handler callbackHandler = new Handler(Looper.getMainLooper());
+            Runnable callbackRunnable = () -> {
+                AsyncHttpClient client = new AsyncHttpClient();
+                client.post(callbackUrl, null, new AsyncHttpResponseHandler() {
+                    @Override
+                    public void onSuccess(int statusCode, Header[] headers, byte[] responseBody) {
+                        System.out.println("Callback successfully send to: " +callbackUrl);
+                    }
+
+                    @Override
+                    public void onFailure(int statusCode, Header[] headers, byte[] responseBody, Throwable error) {
+                        System.out.println("Can't send callback to: "+callbackUrl);
+                    }
+                });
+            };
+            callbackHandler.post(callbackRunnable);
+        }
+
         CharSequence formattedMessage = message;
         if (Extras.useMarkdown(extras)) {
             formattedMessage = markwon.toMarkdown(message);
diff --git a/client/build.gradle b/client/build.gradle
index 564e4d5a..1662ee38 100644
--- a/client/build.gradle
+++ b/client/build.gradle
@@ -100,9 +100,13 @@ ext {
     junit_version = "4.13"
     threetenbp_version = "1.4.4"
     json_fire_version = "1.8.4"
+    javax_annotation_version = "1.3.2"
+    android_async_http = "1.4.9"
 }
 
 dependencies {
+    compile "javax.annotation:javax.annotation-api:$javax_annotation_version"
+    compile "com.loopj.android:android-async-http:$android_async_http"
     compile "com.squareup.retrofit2:retrofit:$retrofit_version"
     compile "com.squareup.retrofit2:converter-scalars:$retrofit_version"
     compile "com.squareup.retrofit2:converter-gson:$retrofit_version"