code: function insertReceiver(receiverSignature, raddec) {
    let tr = document.createElement('tr');
    tr.setAttribute('id', receiverSignature);
    tr.setAttribute('class', 'monospace');
  
    appendTd(tr, raddec.rssiSignature[0].receiverId, 'text-right');
    appendTd(tr, raddec.rssiSignature[0].receiverIdType, 'text-center');
    appendTd(tr, new Date(raddec.timestamp).toLocaleTimeString(), 'text-center');
  
    updateVisibility(tr, [ raddec.rssiSignature[0].receiverId ]);
    tbody.prepend(tr);
    receivers[receiverSignature] = {};
  }
docs: Insert a receiver into the DOM as a <tr>