coding like shakespeare
https://dmitripavlutin.com/coding-like-shakespeare-practical-function-naming-conventions/
/**
* @ParamConverter("subscription", options={"id" = "subscriptionId"})
* @ParamConverter("subscriptionTimes", options={"id" = "timesId"})
*/
{% set isSwapPage = app.request.attributes.get('isSwapPage') == 1 ? true : false %}
{% set swapFilter = app.request.attributes.get('swapFilter') %}