$item = new \CB\Plugin\Gallery\Table\ItemTable();
//var_dump($input);
$item->set('user_id', $user->id);
$item->set('value','');
$item->set( '_input', $input );
$item->set( '_files', $input->getNamespaceRegistry( 'files' ) );
$item->discoverType();
$item->store();

const formdata = new FormData();
formdata.append("token", "xxx");
formdata.append("file", fileInput.files[0], "test.pdf");
formdata.append("gallery_privacy[]", "99");

const requestOptions = {
  method: "POST",
  headers: myHeaders,
  body: formdata,
  redirect: "follow"
};

fetch("https://devel.cercle.business/index.php?option=com_comprofiler&view=pluginclass&plugin=cbautoactions&action=action&actions=340", requestOptions)
  .then((response) => response.text())
  .then((result) => console.log(result))
  .catch((error) => console.error(error));