{"series":{"additional_prohibitions":["Persons who are employed by any of the Source Agencies are not permitted to trade on the Contract.","Persons who hold any material, non-public information on the Underlying are not permitted to trade on the Contract."],"categories":["Commodities"],"category":"Commodities","contract_terms_url":"https://assets.kalshi.com/contract_terms/COMMODITIES.pdf","contract_url":"https://assets.kalshi.com/regulatory/product-certifications/COMMODITIES.pdf","exchange_index":2,"fee_multiplier":1,"fee_type":"quadratic","frequency":"daily","last_updated_ts":"2026-10-09T00:37:06.288885Z","product_metadata":{"scope":"WTI Crude"},"settlement_sources":[{"name":"ICE","url":"https://www.theice.com/products/213/WTI-Crude-Futures"}],"tags":["Oil & Gas"],"ticker":"KXWTI","title":"WTI oil on day"}}