What is the difference between biz_inbox and setup_tool as attribution attribute on the Facebook SDK for JavaScript code below?
<!-- Your Chat Plugin code -->
<div class="fb-customerchat"
attribution="biz_inbox"
page_id="{PAGE_ID}">
</div>
<!-- Your Chat Plugin code -->
<div class="fb-customerchat"
attribution="setup_tool"
page_id="{PAGE_ID}">
</div>