How to change title Name? about header

[mschadev]

new EditorJS({
    // ...
    i18n: {
      messages: {
        toolNames: {
          Heading: "New Heading",
        },
        tools: {
          header: {
            "Heading 1": "Test Header 1",
            "Heading 2": "Test Header 2",
            "Heading 3": "Test Header 3",
          },
        },
     },
    // ...
  });

reference