private function getRelationshipField($request)
    {
        // We need to make sure that we aren't creating an already existing field

        $dataType = Voyager::model('DataType')->find($request->data_type_id);

        $field = Str::singular($dataType->name).'_'.$request->relationship_type.'_'.Str::singular($request->relationship_table).'_relationship';

        $relationshipFieldOriginal = $relationshipField = strtolower($field);

        $existingRow = Voyager::model('DataRow')->where('field', '=', $relationshipField)->first();
        $index = 1;

        while (isset($existingRow->id)) {
            $relationshipField = $relationshipFieldOriginal.'_'.$index;
            $existingRow = Voyager::model('DataRow')->where('field', '=', $relationshipField)->first();
            $index += 1;
        }

        return $relationshipField;
    }