{"database": "openregs", "table": "fr_regs_crossref", "rows": [["2013-17551", "EPA-HQ-OECA-2009-0274-0097"]], "columns": ["fr_document_number", "regs_document_id"], "primary_keys": ["fr_document_number", "regs_document_id"], "primary_key_values": ["2013-17551", "EPA-HQ-OECA-2009-0274-0097"], "units": {}, "query_ms": 1.5275019686669111, "source": "Federal Register API & Regulations.gov API", "source_url": "https://www.federalregister.gov/developers/api/v1", "license": "Public Domain (U.S. Government data)", "license_url": "https://www.regulations.gov/faq"}