BarInsta/app/src/main/res/navigation/comments_nav_graph.xml

<?xml version="1.0" encoding="utf-8"?>
<navigation xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/comments_nav_graph"
    app:startDestination="@id/commentsViewerFragment">

    <include app:graph="@navigation/hashtag_nav_graph" />

    <action
        android:id="@+id/action_global_hashTagFragment"
        app:destination="@id/hashtag_nav_graph">
        <argument
            android:name="hashtag"
            app:argType="string"
            app:nullable="false" />
    </action>

    <!--<include app:graph="@navigation/profile_nav_graph" />-->

    <action
        android:id="@+id/action_global_profileFragment"
        app:destination="@id/profile_nav_graph">
        <argument
            android:name="username"
            app:argType="string"
            app:nullable="true" />
    </action>

    <fragment
        android:id="@+id/commentsViewerFragment"
        android:name="awais.instagrabber.fragments.CommentsViewerFragment"
        android:label="Comments"
        tools:layout="@layout/fragment_comments">
        <argument
            android:name="shortCode"
            app:argType="string"
            app:nullable="false" />
        <argument
            android:name="postId"
            app:argType="string"
            app:nullable="false" />
        <argument
            android:name="postUserId"
            app:argType="string"
            app:nullable="false" />
    </fragment>

    <action
        android:id="@+id/action_global_commentsViewerFragment"
        app:destination="@id/commentsViewerFragment">
        <argument
            android:name="shortCode"
            app:argType="string"
            app:nullable="false" />
        <argument
            android:name="postId"
            app:argType="string"
            app:nullable="false" />
        <argument
            android:name="postUserId"
            app:argType="string"
            app:nullable="false" />
    </action>
</navigation>