How to search a list of contacts by tag

Hello everybody,
is it possible using this API command (https://api.infusionsoft.com/crm/rest/v1/contacts) to search all contacts that have a certain tag (maybe specifying it into the “optional_properties” query)?

For example, what could be the url to search the list of contacts that have tag_id=250?

There are endpoints to query by Tag id, which will return the list of Contact records: