Alert - Multiline

<div class="mp c-alert c-alert--multiline c-alert--success">
  <h6>Check your email</h6><p>Thank you for signing up for this event.</p><p>We've sent you an email with further details on the event. Please note that you may need to access this email to complete your registration.</p>
  <svg role="img" aria-hidden="true" focusable="false" class="mp c-icon c-icon--tick">
    <use xlink:href="/static/svg/sprite.svg#tick"></use>
  </svg>
</div>

{
  "content": "<h6>Check your email</h6><p>Thank you for signing up for this event.</p><p>We've sent you an email with further details on the event. Please note that you may need to access this email to complete your registration.</p>",
  "type": "success",
  "multiline": true
}