How to use the megadraft.editorStateFromRaw function in megadraft

render() {
    const {
      editorState,
      editorTitle,
      isValid,
      onChangeTitle,
      onSubmit,
      onChangeContent,
      onTapToPreview,
    } = this.props;
    const stateForEditor = editorState ? editorState : editorStateFromRaw(null);
    return (
      <div>
        <div>
          <input placeholder="Title" value="{editorTitle}" type="titleInput">
        </div>
        <div>
           onChangeContent(state)}</div></div>

import React, { Component } from 'react';
import { EditorState, convertToRaw, convertFromRaw } from 'draft-js';
import { MegadraftEditor, editorStateFromRaw } from 'megadraft';
import Button from '../Button/Button';
import LoadJSON from '../LoadJSON/LoadJSON';
import Preview from '../Preview/Preview';
import ForkRibbon from '../ForkRibbon/ForkRibbon';
import sample from '../sample';
import './App.css';
import '../../node_modules/megadraft/dist/css/megadraft.css';

const intialState = editorStateFromRaw(sample);

class App extends Component {
  state = {
    editorState: intialState,
    raw: convertToRaw(intialState.getCurrentContent()),
    paste: false,
  };

  handleUpdate = (editorState) => {
    this.setState({
      editorState,
      raw: convertToRaw(editorState.getCurrentContent()),
      paste: false,
    });
  };

import * as types from './constants';
import update from 'react-addons-update';
import { editorStateFromRaw } from 'megadraft';

export const initialState = {
  article: {
    id: null,
    action: null,
  },
  editorState: editorStateFromRaw(null),
  editorTitle: null,
  preview: {
    isPreviewing: false,
    content: null,
    title: null,
  },
  isValid: false,
  isLoading: false,
  error: null,
  message: null,
  modal: {
    isShowing: false,
    status: 0,
    spotlighted: false,
    selectedTags: [],
    featureImage: null,

$set: action.action,
            },
          },
        });
      case types.CMS_SET_FEATURE_IMAGE:
        return update(state, {
          modal: modalReducer(state.modal, action),
        });
      case types.CMS_SET_STATE_FROM_ARTICLE:
        const rawContent = JSON.parse(action.article.json);
        return update(state, {
          isValid: {
            $set: true,
          },
          editorState: {
            $set: editorStateFromRaw(rawContent),
          },
          editorTitle: {
            $set: action.article.title,
          },
          modal: {
            $set: modalReducer(state.modal, action),
          },
        });
      default:
        return state;
    }
  };