How To Pass Dynamic Data In Bootstrap Modal?

I am trying to achieve the following: I have a button :

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Example

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Reference:

bootstrap - modal events

$('#mymodal').on('show.bs.modal', function(e) {
  var id = $(this).find('.modal-body').text(e.relatedTarget.id);
  if(id) console.log(id);
});

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<link href="https://stackpath.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css" >
<script src="https://stackpath.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script>
<button id="whateverID" type="button" class="btn btn-danger btn-sm pull-right" data-toggle="modal" data-target="#mymodal">Open</button>
<div class="modal fade" id="mymodal" data-placement="right" role="dialog">
  <div class="modal-dialog">
    <!-- Modal content-->
    <div class="modal-content">
      <div class="modal-header" style="padding: 4%; background-color: white; color: #6A6A6A; font-family: 'Crete Round', serif;">
        Header

      </div>
      <div class="modal-body">
        <p>One fine body&hellip;</p>
      </div>
      <div class="modal-footer">
      </div>
    </div>
  </div>
</div>