contentState is giving error

import contentState from 'DraftJs/contentState';
After installing when im using the given sapmle code
const MyApp = () => {
  const blocks = getRNDraftJSBlocks({ contentState });
  return (
    <ScrollView style={{ flex: 1 }}>{blocks}</ScrollView>
  );
};
its showing ERROR: unable to resolve module DraftJs/contentState