| payload |
{"created_at":"2026-04-15T02:18:53.247 {"created_at":"2026-04-15T02:18:53.247056+00:00","signal_type":"discovery_sec_filing_delta","source":"discovery_sec_filings","url":"https://www.sec.gov/Archives/edgar/data/1537435/0001827663-26-000004.txt","value":{"company":"TECOGEN INC.","form_type":"4","fp":"923c49375f430931","kind":"sec_filing","published_at":"20260414","source":"sec_edgar","summary":"Form 4 \u00b7 TECOGEN INC. \u00b7 Filed 20260414","ticker":"TGEN","tickers":["TGEN"],"title":"TGEN filed 4","url":"https://www.sec.gov/Archives/edgar/data/1537435/0001827663-26-000004.txt"}}... |