| 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/1289945/0001104659-26-043198.txt","value":{"company":"Spok Holdings, Inc","form_type":"8-K","fp":"70b1a8846ed9ba98","kind":"sec_filing","published_at":"20260414","source":"sec_edgar","summary":"Form 8-K \u00b7 Spok Holdings, Inc \u00b7 Filed 20260414","ticker":"SPOK","tickers":["SPOK"],"title":"SPOK filed 8-K","url":"https://www.sec.gov/Archives/edgar/data/1289945/0001104659-26-043198.txt"}}... |