Elastica\Result::getSource PHP Method

    public function getSource()
    {
        return $this->getParam('_source');
    }

 /**
  * {@inheritDoc}
  */
 public function toModel(Result $result, Model $model)
 {
     $exclude = ['location', 'full_address'];
     $filtered = array_diff_key($result->getSource(), array_flip($exclude));
     $model->exists = true;
     $model->id = $result->getId();
     $model->fill($filtered);
     return $model;
 }