display_name: Substacks
additional_fields: {"skyfeedBuilder":{"blocks":[{"id":"aaaguzbndgq54","type":"input","inputType":"firehose"},{"id":"aaaguzbndlfr6","type":"remove","value":"reply","subject":"item"},{"id":"aaaguzbndiq3w","type":"regex","value":"substack|readtpa","target":"link","caseSensitive":false},{"id":"aaaguzbndicto","type":"sort","sortType":"created_at"}],"license":"EUPL-1.2","displayName":"Substacks"}}