{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-23-032279","form_type":"8-K","ticker":"NSA","cik":"0001618563","company_name":"National Storage Affiliates Trust","filed_at":"2023-09-14T23:59:59+00:00","discovered_at":"2026-05-14T18:03:34.573275+00:00","generated_at":"2026-06-10T17:38:39.685752+00:00","sec_items":["9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"medium","headline":"National Storage Affiliates Trust files 8-K with legal opinion and consent","bullets":["Filed Exhibit 5.1: Opinion of Clifford Chance US LLP on September 14, 2023.","Filed Exhibit 23.1: Consent of Clifford Chance US LLP included in Exhibit 5.1.","Report signed by President and CEO David G. Cramer on September 14, 2023."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-23-032279","json":"https://secwatch.observer/filing/0001628280-23-032279.json","markdown":"https://secwatch.observer/filing/0001628280-23-032279.md","text":"https://secwatch.observer/filing/0001628280-23-032279.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1618563/000162828023032279/0001628280-23-032279-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1618563/000162828023032279/nsa-20230914.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T17:38:39.685752+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}