| payload |
{"created_at":"2026-04-22T03:03:32.063 {"created_at":"2026-04-22T03:03:32.063787+00:00","signal_type":"discovery_sec_filing_delta","source":"discovery_sec_filings","url":"https://www.sec.gov/Archives/edgar/data/1835724/0001104659-26-045762.txt","value":{"company":"Zhihu Inc.","form_type":"4","fp":"a59153c0d24ac04f","kind":"sec_filing","published_at":"20260421","source":"sec_edgar","summary":"Form 4 \u00b7 Zhihu Inc. \u00b7 Filed 20260421","ticker":"ZHIHF","tickers":["ZHIHF"],"title":"ZHIHF filed 4","url":"https://www.sec.gov/Archives/edgar/data/1835724/0001104659-26-045762.txt"}}... |