diff --git a/rollbar-android/src/main/java/com/rollbar/android/Rollbar.java b/rollbar-android/src/main/java/com/rollbar/android/Rollbar.java
index 7e69c99f..5ec2e2d0 100644
--- a/rollbar-android/src/main/java/com/rollbar/android/Rollbar.java
+++ b/rollbar-android/src/main/java/com/rollbar/android/Rollbar.java
@@ -793,6 +793,15 @@ public void log(final Throwable error, final Map<String, Object> custom, final S
     rollbar.log(error, custom, description, level);
   }
 
+  /**
+  * Send payload to Rollbar.
+  *
+  * @param payload JSON payload string.
+  */
+  public void sendJsonPayload(String json) {
+    rollbar.sendJsonPayload(json);
+  }
+
   /**
    * report an exception to Rollbar
    * @param throwable the exception that occurred.
diff --git a/rollbar-api/src/main/java/com/rollbar/api/payload/Payload.java b/rollbar-api/src/main/java/com/rollbar/api/payload/Payload.java
index e9bf53b1..6248faa5 100755
--- a/rollbar-api/src/main/java/com/rollbar/api/payload/Payload.java
+++ b/rollbar-api/src/main/java/com/rollbar/api/payload/Payload.java
@@ -15,9 +15,23 @@ public class Payload implements JsonSerializable {
 
   private final Data data;
 
+  public final String json;
+
   private Payload(Builder builder) {
     this.accessToken = builder.accessToken;
     this.data = builder.data;
+    this.json = null;
+  }
+
+  /**
+    * Constructor.
+    *
+    * @param json the JSON payload.
+    */
+  public Payload(String json) {
+    this.accessToken = null;
+    this.data = null;
+    this.json = json;
   }
 
   /**
diff --git a/rollbar-api/src/test/java/com/rollbar/api/payload/PayloadTest.java b/rollbar-api/src/test/java/com/rollbar/api/payload/PayloadTest.java
index 53b1a150..868a0afb 100644
--- a/rollbar-api/src/test/java/com/rollbar/api/payload/PayloadTest.java
+++ b/rollbar-api/src/test/java/com/rollbar/api/payload/PayloadTest.java
@@ -52,4 +52,13 @@ public void shouldReturnAsJson() {
 
     assertEquals(expected, payload.asJson());
   }
-}
\ No newline at end of file
+
+  @Test
+  public void shouldReturnJsonAsJson() {
+    String json = "{\"foo\":\"bar\"}";
+
+    Payload payload = new Payload(json);
+
+    assertEquals(json, payload.json);
+  }
+}
diff --git a/rollbar-java/src/main/java/com/rollbar/notifier/Rollbar.java b/rollbar-java/src/main/java/com/rollbar/notifier/Rollbar.java
index 7cc21105..e477f682 100644
--- a/rollbar-java/src/main/java/com/rollbar/notifier/Rollbar.java
+++ b/rollbar-java/src/main/java/com/rollbar/notifier/Rollbar.java
@@ -642,6 +642,23 @@ public void close(boolean wait) throws Exception {
     this.config.sender().close(wait);
   }
 
+  /**
+   * Send JSON payload.
+   *
+   * @param json the json payload.
+   */
+  public void sendJsonPayload(String json) {
+    try {
+      this.configReadLock.lock();
+      Config config = this.config;
+      this.configReadLock.unlock();
+
+      sendPayload(config, new Payload(json));
+    } catch (Exception e) {
+      LOGGER.error("Error while sending payload to Rollbar: {}", e);
+    }
+  }
+
   private void process(ThrowableWrapper error, Map<String, Object> custom, String description,
       Level level, boolean isUncaught) {
     this.configReadLock.lock();
@@ -652,7 +669,7 @@ private void process(ThrowableWrapper error, Map<String, Object> custom, String
       LOGGER.debug("Notifier disabled.");
       return;
     }
-    
+
     // Pre filter
     if (config.filter() != null && config.filter().preProcess(level, error.getThrowable(), custom,
         description)) {
diff --git a/rollbar-java/src/main/java/com/rollbar/notifier/sender/json/JsonSerializerImpl.java b/rollbar-java/src/main/java/com/rollbar/notifier/sender/json/JsonSerializerImpl.java
index 409b8605..0414ccda 100755
--- a/rollbar-java/src/main/java/com/rollbar/notifier/sender/json/JsonSerializerImpl.java
+++ b/rollbar-java/src/main/java/com/rollbar/notifier/sender/json/JsonSerializerImpl.java
@@ -59,6 +59,10 @@ public JsonSerializerImpl(boolean prettyPrint) {
 
   @Override
   public String toJson(Payload payload) {
+    if (payload.json != null) {
+      return payload.json;
+    }
+
     StringBuilder builder = new StringBuilder();
     serializeValue(builder, payload, 0);
     return builder.toString();
diff --git a/rollbar-java/src/test/java/com/rollbar/notifier/RollbarTest.java b/rollbar-java/src/test/java/com/rollbar/notifier/RollbarTest.java
index 26939d3b..86de3b46 100644
--- a/rollbar-java/src/test/java/com/rollbar/notifier/RollbarTest.java
+++ b/rollbar-java/src/test/java/com/rollbar/notifier/RollbarTest.java
@@ -410,6 +410,20 @@ public Data transform(Data data) {
     sut.log(error, null, null, Level.ERROR);
   }
 
+  @Test
+  public void shouldSendPayloadAsJson() {
+    Config config = withAccessToken("access_token")
+        .sender(sender)
+        .build();
+    Rollbar sut = new Rollbar(config);
+    String json = "{\"foo\":\"bar\"}";
+    Payload payload = new Payload(json);
+
+    sut.sendJsonPayload(json);
+
+    verify(sender).send(payload);
+  }
+
   @Test
   public void shouldLogWithLogMethod() {
     Config config = withAccessToken(ACCESS_TOKEN)
diff --git a/rollbar-java/src/test/java/com/rollbar/notifier/sender/json/JsonSerializerImplTest.java b/rollbar-java/src/test/java/com/rollbar/notifier/sender/json/JsonSerializerImplTest.java
index b0b43baf..62d1816a 100644
--- a/rollbar-java/src/test/java/com/rollbar/notifier/sender/json/JsonSerializerImplTest.java
+++ b/rollbar-java/src/test/java/com/rollbar/notifier/sender/json/JsonSerializerImplTest.java
@@ -4,6 +4,7 @@
 import static org.hamcrest.MatcherAssert.assertThat;
 import static org.hamcrest.core.Is.is;
 
+import com.rollbar.api.payload.Payload;
 import com.rollbar.notifier.sender.result.Result;
 import org.junit.Test;
 
@@ -42,4 +43,15 @@ public void shouldDeserializeSuccessResponse() {
 
     assertThat(sut.resultFrom(SUCCESS_RESPONSE), is(result));
   }
-}
\ No newline at end of file
+
+  @Test
+  public void shouldSerializeJsonPayload() {
+    String json = "{\"foo\":\"bar\"}";
+
+    Payload payload = new Payload(json);
+
+    JsonSerializerImpl sut = new JsonSerializerImpl();
+
+    assertThat(sut.toJson(payload), is(json));
+  }
+}