diff --git a/twidere.component.common/src/main/java/org/mariotaku/twidere/api/twitter/model/impl/MediaEntityImpl.java b/twidere.component.common/src/main/java/org/mariotaku/twidere/api/twitter/model/impl/MediaEntityImpl.java
index b9ceed1e2..1ea28de52 100644
--- a/twidere.component.common/src/main/java/org/mariotaku/twidere/api/twitter/model/impl/MediaEntityImpl.java
+++ b/twidere.component.common/src/main/java/org/mariotaku/twidere/api/twitter/model/impl/MediaEntityImpl.java
@@ -36,7 +36,7 @@ public class MediaEntityImpl implements MediaEntity {
     @JsonField(name = "id")
     long id;
 
-    @JsonField(name = "indices")
+    @JsonField(name = "indices", typeConverter = IndicesConverter.class)
     Indices indices;
 
     @JsonField(name = "media_url")
diff --git a/twidere.component.common/src/main/java/org/mariotaku/twidere/api/twitter/model/impl/UrlEntityImpl.java b/twidere.component.common/src/main/java/org/mariotaku/twidere/api/twitter/model/impl/UrlEntityImpl.java
index cf0c16c89..17ddcc881 100644
--- a/twidere.component.common/src/main/java/org/mariotaku/twidere/api/twitter/model/impl/UrlEntityImpl.java
+++ b/twidere.component.common/src/main/java/org/mariotaku/twidere/api/twitter/model/impl/UrlEntityImpl.java
@@ -29,7 +29,7 @@ import org.mariotaku.twidere.api.twitter.model.UrlEntity;
  */
 @JsonObject
 public class UrlEntityImpl implements UrlEntity {
-    @JsonField(name = "indices")
+    @JsonField(name = "indices", typeConverter = IndicesConverter.class)
     Indices indices;
     @JsonField(name = "display_url")
     String displayUrl;
diff --git a/twidere.component.common/src/main/java/org/mariotaku/twidere/api/twitter/model/impl/UserMentionEntityImpl.java b/twidere.component.common/src/main/java/org/mariotaku/twidere/api/twitter/model/impl/UserMentionEntityImpl.java
index 4e5bfcd56..8628cb54f 100644
--- a/twidere.component.common/src/main/java/org/mariotaku/twidere/api/twitter/model/impl/UserMentionEntityImpl.java
+++ b/twidere.component.common/src/main/java/org/mariotaku/twidere/api/twitter/model/impl/UserMentionEntityImpl.java
@@ -29,7 +29,7 @@ import org.mariotaku.twidere.api.twitter.model.UserMentionEntity;
  */
 @JsonObject
 public class UserMentionEntityImpl implements UserMentionEntity {
-    @JsonField(name = "indices")
+    @JsonField(name = "indices", typeConverter = IndicesConverter.class)
     Indices indices;
     @JsonField(name = "id")
     long id;
diff --git a/twidere/src/main/java/edu/tsinghua/hotmobi/HotMobiLogger.java b/twidere/src/main/java/edu/tsinghua/hotmobi/HotMobiLogger.java
index 0c974e7b5..03523d611 100644
--- a/twidere/src/main/java/edu/tsinghua/hotmobi/HotMobiLogger.java
+++ b/twidere/src/main/java/edu/tsinghua/hotmobi/HotMobiLogger.java
@@ -102,6 +102,8 @@ public class HotMobiLogger {
             return "battery";
         } else if (event instanceof NotificationEvent) {
             return "notification";
+        } else if (event instanceof ScreenEvent) {
+            return "screen";
         }
         throw new UnsupportedOperationException("Unknown event type " + event);
     }
diff --git a/twidere/src/main/java/edu/tsinghua/hotmobi/model/ScreenEvent.java b/twidere/src/main/java/edu/tsinghua/hotmobi/model/ScreenEvent.java
index 9b669873f..8fcb89c4a 100644
--- a/twidere/src/main/java/edu/tsinghua/hotmobi/model/ScreenEvent.java
+++ b/twidere/src/main/java/edu/tsinghua/hotmobi/model/ScreenEvent.java
@@ -34,6 +34,13 @@ public class ScreenEvent extends BaseEvent {
     @JsonField(name = "action", typeConverter = Action.ScreenActionConverter.class)
     Action action;
 
+    public static ScreenEvent create(Context context, Action action) {
+        final ScreenEvent event = new ScreenEvent();
+        event.markStart(context);
+        event.setAction(action);
+        return event;
+    }
+
     public Action getAction() {
         return action;
     }
@@ -42,11 +49,11 @@ public class ScreenEvent extends BaseEvent {
         this.action = action;
     }
 
-    public static ScreenEvent create(Context context, Action action) {
-        final ScreenEvent event = new ScreenEvent();
-        event.markStart(context);
-        event.setAction(action);
-        return event;
+    @Override
+    public String toString() {
+        return "ScreenEvent{" +
+                "action=" + action +
+                "} " + super.toString();
     }
 
     public enum Action {
@@ -81,5 +88,4 @@ public class ScreenEvent extends BaseEvent {
             }
         }
     }
-
 }