diff --git a/ReactAndroid/src/main/java/com/facebook/react/bridge/ReadableNativeMap.java b/ReactAndroid/src/main/java/com/facebook/react/bridge/ReadableNativeMap.java
index ef661c06d94..422f4995587 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/bridge/ReadableNativeMap.java
+++ b/ReactAndroid/src/main/java/com/facebook/react/bridge/ReadableNativeMap.java
@@ -47,7 +47,7 @@ public class ReadableNativeMap extends NativeMap implements ReadableMap {
     if (mLocalMap != null) {
       return mLocalMap;
     }
-    // Check and when necessary get keys atomicaly
+    // Check and when necessary get keys atomically
     synchronized (this) {
       if (mKeys == null) {
         mKeys = Assertions.assertNotNull(importKeys());
diff --git a/ReactAndroid/src/main/java/com/facebook/react/fabric/FabricUIManager.java b/ReactAndroid/src/main/java/com/facebook/react/fabric/FabricUIManager.java
index 4501bb9b169..3bae4836e4b 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/fabric/FabricUIManager.java
+++ b/ReactAndroid/src/main/java/com/facebook/react/fabric/FabricUIManager.java
@@ -29,7 +29,7 @@ import com.facebook.react.bridge.NativeMap;
 import com.facebook.react.bridge.ReactApplicationContext;
 import com.facebook.react.bridge.ReactContext;
 import com.facebook.react.bridge.ReadableArray;
-import com.facebook.react.bridge.ReadableNativeMap;
+import com.facebook.react.bridge.ReadableMap;
 import com.facebook.react.bridge.UIManager;
 import com.facebook.react.bridge.UiThreadUtil;
 import com.facebook.react.bridge.WritableMap;
@@ -52,7 +52,6 @@ import com.facebook.react.fabric.mounting.mountitems.UpdateLayoutMountItem;
 import com.facebook.react.fabric.mounting.mountitems.UpdateLocalDataMountItem;
 import com.facebook.react.fabric.mounting.mountitems.UpdatePropsMountItem;
 import com.facebook.react.modules.core.ReactChoreographer;
-import com.facebook.react.uimanager.IllegalViewOperationException;
 import com.facebook.react.uimanager.ReactRootViewTagGenerator;
 import com.facebook.react.uimanager.ThemedReactContext;
 import com.facebook.react.uimanager.ViewManagerPropertyUpdater;
@@ -230,13 +229,13 @@ public class FabricUIManager implements UIManager, LifecycleEventListener {
 
   @DoNotStrip
   @SuppressWarnings("unused")
-  private MountItem updatePropsMountItem(int reactTag, ReadableNativeMap map) {
+  private MountItem updatePropsMountItem(int reactTag, ReadableMap map) {
     return new UpdatePropsMountItem(reactTag, map);
   }
 
   @DoNotStrip
   @SuppressWarnings("unused")
-  private MountItem updateLocalDataMountItem(int reactTag, ReadableNativeMap newLocalData) {
+  private MountItem updateLocalDataMountItem(int reactTag, ReadableMap newLocalData) {
     return new UpdateLocalDataMountItem(reactTag, newLocalData);
   }
 
@@ -256,8 +255,8 @@ public class FabricUIManager implements UIManager, LifecycleEventListener {
   @SuppressWarnings("unused")
   private long measure(
       String componentName,
-      ReadableNativeMap localData,
-      ReadableNativeMap props,
+      ReadableMap localData,
+      ReadableMap props,
       int minWidth,
       int maxWidth,
       int minHeight,
diff --git a/ReactAndroid/src/main/java/com/facebook/react/fabric/jsi/jni/Binding.cpp b/ReactAndroid/src/main/java/com/facebook/react/fabric/jsi/jni/Binding.cpp
index ed661ed50cb..0a89c4c479e 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/fabric/jsi/jni/Binding.cpp
+++ b/ReactAndroid/src/main/java/com/facebook/react/fabric/jsi/jni/Binding.cpp
@@ -121,6 +121,10 @@ void Binding::uninstallFabricUIManager() {
   javaUIManager_ = nullptr;
 }
 
+inline local_ref<ReadableMap::javaobject> castReadableMap(local_ref<ReadableNativeMap::javaobject> nativeMap) {
+  return make_local(reinterpret_cast<ReadableMap::javaobject>(nativeMap.get()));
+}
+
 //TODO: this method will be removed when binding for components are code-gen
 local_ref<JString> getPlatformComponentName(const ShadowView &shadowView) {
   local_ref<JString> componentName;
@@ -173,11 +177,10 @@ local_ref<JMountItem::javaobject> createUpdatePropsMountItem(const jni::global_r
   // TODO: move props from map to a typed object.
   auto newProps = shadowView.props->rawProps;
 
-  local_ref<ReadableNativeMap::jhybridobject> readableMap = ReadableNativeMap::newObjectCxxArgs(newProps);
-
+  local_ref<ReadableMap::javaobject> readableMap = castReadableMap(ReadableNativeMap::newObjectCxxArgs(newProps));
   static auto updatePropsInstruction =
          jni::findClassStatic(UIManagerJavaDescriptor)
-           ->getMethod<alias_ref<JMountItem>(jint,ReadableNativeMap::javaobject)>("updatePropsMountItem");
+           ->getMethod<alias_ref<JMountItem>(jint,ReadableMap::javaobject)>("updatePropsMountItem");
 
   return updatePropsInstruction(javaUIManager,
        mutation.newChildShadowView.tag,
@@ -217,7 +220,7 @@ local_ref<JMountItem::javaobject> createInsertMountItem(const jni::global_ref<jo
 local_ref<JMountItem::javaobject> createUpdateLocalData(const jni::global_ref<jobject> &javaUIManager, const ShadowViewMutation &mutation) {
   static auto updateLocalDataInstruction =
           jni::findClassStatic(UIManagerJavaDescriptor)
-            ->getMethod<alias_ref<JMountItem>(jint, ReadableNativeMap::javaobject)>("updateLocalDataMountItem");
+            ->getMethod<alias_ref<JMountItem>(jint, ReadableMap::javaobject)>("updateLocalDataMountItem");
 
   auto localData = mutation.newChildShadowView.localData;
 
@@ -225,9 +228,9 @@ local_ref<JMountItem::javaobject> createUpdateLocalData(const jni::global_ref<jo
   if (localData) {
     newLocalData = localData->getDynamic();
   }
-  local_ref<ReadableNativeMap::jhybridobject> readableMap = ReadableNativeMap::newObjectCxxArgs(newLocalData);
 
-  return updateLocalDataInstruction(javaUIManager, mutation.newChildShadowView.tag, readableMap.get());
+  local_ref<ReadableNativeMap::jhybridobject> readableNativeMap = ReadableNativeMap::newObjectCxxArgs(newLocalData);
+  return updateLocalDataInstruction(javaUIManager, mutation.newChildShadowView.tag, castReadableMap(readableNativeMap).get());
 }
 
 local_ref<JMountItem::javaobject> createRemoveMountItem(const jni::global_ref<jobject> &javaUIManager, const ShadowViewMutation &mutation) {
diff --git a/ReactAndroid/src/main/java/com/facebook/react/fabric/mounting/MountingManager.java b/ReactAndroid/src/main/java/com/facebook/react/fabric/mounting/MountingManager.java
index 3c1459f76a8..94e23bf5cbf 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/fabric/mounting/MountingManager.java
+++ b/ReactAndroid/src/main/java/com/facebook/react/fabric/mounting/MountingManager.java
@@ -13,16 +13,15 @@ import android.support.annotation.UiThread;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.ViewParent;
-import com.facebook.react.fabric.FabricUIManager;
-import com.facebook.react.fabric.jsi.EventEmitterWrapper;
-import com.facebook.react.fabric.mounting.mountitems.MountItem;
 import com.facebook.infer.annotation.Assertions;
 import com.facebook.react.bridge.ReactContext;
 import com.facebook.react.bridge.ReadableArray;
 import com.facebook.react.bridge.ReadableMap;
-import com.facebook.react.bridge.ReadableNativeMap;
 import com.facebook.react.bridge.SoftAssertions;
 import com.facebook.react.bridge.UiThreadUtil;
+import com.facebook.react.fabric.FabricUIManager;
+import com.facebook.react.fabric.jsi.EventEmitterWrapper;
+import com.facebook.react.fabric.mounting.mountitems.MountItem;
 import com.facebook.react.uimanager.IllegalViewOperationException;
 import com.facebook.react.uimanager.ReactStylesDiffMap;
 import com.facebook.react.uimanager.RootView;
@@ -288,8 +287,8 @@ public class MountingManager {
   public long measure(
       ReactContext context,
       String componentName,
-      ReadableNativeMap localData,
-      ReadableNativeMap props,
+      ReadableMap localData,
+      ReadableMap props,
       float width,
       YogaMeasureMode widthMode,
       float height,
diff --git a/ReactAndroid/src/main/java/com/facebook/react/fabric/mounting/mountitems/UpdateLocalDataMountItem.java b/ReactAndroid/src/main/java/com/facebook/react/fabric/mounting/mountitems/UpdateLocalDataMountItem.java
index c54bfba8f05..b6f334a9153 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/fabric/mounting/mountitems/UpdateLocalDataMountItem.java
+++ b/ReactAndroid/src/main/java/com/facebook/react/fabric/mounting/mountitems/UpdateLocalDataMountItem.java
@@ -15,7 +15,7 @@ public class UpdateLocalDataMountItem implements MountItem {
   private final int mReactTag;
   private final ReadableMap mNewLocalData;
 
-  public UpdateLocalDataMountItem(int reactTag, ReadableNativeMap newLocalData) {
+  public UpdateLocalDataMountItem(int reactTag, ReadableMap newLocalData) {
     mReactTag = reactTag;
     mNewLocalData = newLocalData;
   }
diff --git a/ReactAndroid/src/main/java/com/facebook/react/uimanager/ViewManager.java b/ReactAndroid/src/main/java/com/facebook/react/uimanager/ViewManager.java
index 75087c755aa..0fab09ccfbb 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/uimanager/ViewManager.java
+++ b/ReactAndroid/src/main/java/com/facebook/react/uimanager/ViewManager.java
@@ -12,7 +12,7 @@ import com.facebook.react.bridge.BaseJavaModule;
 import com.facebook.react.bridge.ReactApplicationContext;
 import com.facebook.react.bridge.ReactContext;
 import com.facebook.react.bridge.ReadableArray;
-import com.facebook.react.bridge.ReadableNativeMap;
+import com.facebook.react.bridge.ReadableMap;
 import com.facebook.react.touch.JSResponderHandler;
 import com.facebook.react.touch.ReactInterceptingViewGroup;
 import com.facebook.react.uimanager.annotations.ReactProp;
@@ -215,8 +215,8 @@ public abstract class ViewManager<T extends View, C extends ReactShadowNode>
 
   public long measure(
       ReactContext context,
-      ReadableNativeMap localData,
-      ReadableNativeMap props,
+      ReadableMap localData,
+      ReadableMap props,
       float width,
       YogaMeasureMode widthMode,
       float height,
diff --git a/ReactAndroid/src/main/java/com/facebook/react/views/text/ReactTextViewManager.java b/ReactAndroid/src/main/java/com/facebook/react/views/text/ReactTextViewManager.java
index 226776b7dd6..eb0e9f9c0ce 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/views/text/ReactTextViewManager.java
+++ b/ReactAndroid/src/main/java/com/facebook/react/views/text/ReactTextViewManager.java
@@ -1,18 +1,15 @@
 /**
  * Copyright (c) Facebook, Inc. and its affiliates.
  *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
+ * <p>This source code is licensed under the MIT license found in the LICENSE file in the root
+ * directory of this source tree.
  */
-
 package com.facebook.react.views.text;
 
 import android.text.Layout;
 import android.text.Spannable;
 import com.facebook.react.bridge.ReactContext;
-import com.facebook.react.bridge.ReadableArray;
 import com.facebook.react.bridge.ReadableMap;
-import com.facebook.react.bridge.ReadableNativeMap;
 import com.facebook.react.common.MapBuilder;
 import com.facebook.react.common.annotations.VisibleForTesting;
 import com.facebook.react.module.annotations.ReactModule;
@@ -30,8 +27,7 @@ import javax.annotation.Nullable;
 public class ReactTextViewManager
     extends ReactTextAnchorViewManager<ReactTextView, ReactTextShadowNode> {
 
-  @VisibleForTesting
-  public static final String REACT_CLASS = "RCTText";
+  @VisibleForTesting public static final String REACT_CLASS = "RCTText";
 
   @Override
   public String getName() {
@@ -70,11 +66,12 @@ public class ReactTextViewManager
   }
 
   @Override
-  public Object updateLocalData(ReactTextView view, ReactStylesDiffMap props, ReactStylesDiffMap localData) {
+  public Object updateLocalData(
+      ReactTextView view, ReactStylesDiffMap props, ReactStylesDiffMap localData) {
     ReadableMap attributedString = localData.getMap("attributedString");
 
-    Spannable spanned = TextLayoutManager.getOrCreateSpannableForText(view.getContext(),
-      attributedString);
+    Spannable spanned =
+        TextLayoutManager.getOrCreateSpannableForText(view.getContext(), attributedString);
     view.setSpanned(spanned);
 
     TextAttributeProps textViewProps = new TextAttributeProps(props);
@@ -82,18 +79,16 @@ public class ReactTextViewManager
     // TODO add textBreakStrategy prop into local Data
     int textBreakStrategy = Layout.BREAK_STRATEGY_HIGH_QUALITY;
 
-    return
-      new ReactTextUpdate(
+    return new ReactTextUpdate(
         spanned,
-        -1,             // TODO add this into local Data?
-        false,          // TODO add this into local Data
+        -1, // TODO add this into local Data?
+        false, // TODO add this into local Data
         textViewProps.getStartPadding(),
         textViewProps.getTopPadding(),
         textViewProps.getEndPadding(),
         textViewProps.getBottomPadding(),
         textViewProps.getTextAlign(),
-        textBreakStrategy
-      );
+        textBreakStrategy);
   }
 
   @Override
@@ -102,20 +97,15 @@ public class ReactTextViewManager
   }
 
   public long measure(
-    ReactContext context,
-    ReadableNativeMap localData,
-    ReadableNativeMap props,
-    float width,
-    YogaMeasureMode widthMode,
-    float height,
-    YogaMeasureMode heightMode) {
+      ReactContext context,
+      ReadableMap localData,
+      ReadableMap props,
+      float width,
+      YogaMeasureMode widthMode,
+      float height,
+      YogaMeasureMode heightMode) {
 
-    return TextLayoutManager.measureText(context,
-      localData,
-      props,
-      width,
-      widthMode,
-      height,
-      heightMode);
+    return TextLayoutManager.measureText(
+        context, localData, props, width, widthMode, height, heightMode);
   }
 }
diff --git a/ReactAndroid/src/main/java/com/facebook/react/views/text/TextLayoutManager.java b/ReactAndroid/src/main/java/com/facebook/react/views/text/TextLayoutManager.java
index 4d0df513e74..23c7778d683 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/views/text/TextLayoutManager.java
+++ b/ReactAndroid/src/main/java/com/facebook/react/views/text/TextLayoutManager.java
@@ -22,7 +22,6 @@ import android.util.LruCache;
 import com.facebook.react.bridge.ReactContext;
 import com.facebook.react.bridge.ReadableArray;
 import com.facebook.react.bridge.ReadableMap;
-import com.facebook.react.bridge.ReadableNativeMap;
 import com.facebook.react.uimanager.PixelUtil;
 import com.facebook.react.uimanager.ReactStylesDiffMap;
 import com.facebook.yoga.YogaConstants;
@@ -208,8 +207,8 @@ public class TextLayoutManager {
 
   public static long measureText(
       ReactContext context,
-      ReadableNativeMap attributedString,
-      ReadableNativeMap paragraphAttributes,
+      ReadableMap attributedString,
+      ReadableMap paragraphAttributes,
       float width,
       YogaMeasureMode widthYogaMeasureMode,
       float height,
diff --git a/ReactCommon/fabric/textlayoutmanager/platform/android/TextLayoutManager.cpp b/ReactCommon/fabric/textlayoutmanager/platform/android/TextLayoutManager.cpp
index fd18e47698a..32977538ca2 100644
--- a/ReactCommon/fabric/textlayoutmanager/platform/android/TextLayoutManager.cpp
+++ b/ReactCommon/fabric/textlayoutmanager/platform/android/TextLayoutManager.cpp
@@ -34,8 +34,8 @@ Size TextLayoutManager::measure(
       jni::findClassStatic("com/facebook/react/fabric/FabricUIManager")
           ->getMethod<jlong(
               jstring,
-              ReadableNativeMap::javaobject,
-              ReadableNativeMap::javaobject,
+              ReadableMap::javaobject,
+              ReadableMap::javaobject,
               jint,
               jint,
               jint,
@@ -47,12 +47,22 @@ Size TextLayoutManager::measure(
   int minHeight = (int)minimumSize.height;
   int maxWidth = (int)maximumSize.width;
   int maxHeight = (int)maximumSize.height;
+
   local_ref<JString> componentName = make_jstring("RCTText");
+  local_ref<ReadableNativeMap::javaobject> attributedStringRNM =
+      ReadableNativeMap::newObjectCxxArgs(toDynamic(attributedString));
+  local_ref<ReadableNativeMap::javaobject> paragraphAttributesRNM =
+      ReadableNativeMap::newObjectCxxArgs(toDynamic(paragraphAttributes));
+
+  local_ref<ReadableMap::javaobject> attributedStringRM = make_local(
+      reinterpret_cast<ReadableMap::javaobject>(attributedStringRNM.get()));
+  local_ref<ReadableMap::javaobject> paragraphAttributesRM = make_local(
+      reinterpret_cast<ReadableMap::javaobject>(paragraphAttributesRNM.get()));
   return yogaMeassureToSize(measure(
       fabricUIManager,
       componentName.get(),
-      ReadableNativeMap::newObjectCxxArgs(toDynamic(attributedString)).get(),
-      ReadableNativeMap::newObjectCxxArgs(toDynamic(paragraphAttributes)).get(),
+      attributedStringRM.get(),
+      paragraphAttributesRM.get(),
       minWidth,
       maxWidth,
       minHeight,