{detail: "CSRF Failed: CSRF token missing or incorrect."}

<div id="create_root"></div>
{% render_bundle 'main_create_assessment' 'js' %}
{% csrf_token %}

function getCookie(name) {
    if (!document.cookie) {
      return null;
    }
    const token = document.cookie.split(';')
      .map(c => c.trim())
      .filter(c => c.startsWith(name + '='));

    if (token.length === 0) {
      return null;
    }
    return decodeURIComponent(token[0].split('=')[1]);
  }

  const csrftoken = getCookie('csrftoken')
  console.log(csrftoken)

fetch(url, {
    credentials: 'include',
    method: 'POST',
    mode: 'same-origin',
    headers: {
      'Accept': 'application/json',
      'Content-Type': 'application/json',
      'X-CSRFToken': csrftoken
    },
    body: JSON.stringify({
      title: this.state.title
    })
   })
  }