{
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    "type": "free_key_offer",
    "message": "Free and anonymous access is staying. If this endpoint is in your pipeline, a free key adds advance notice before any schema change or deprecation. POST /v1/keys {\"email\": \"you@firm.com\"} — nothing else required. Something broken or missing? hello@clearmarket.fyi reaches a human.",
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    "policy": "This field is additive and its shape will not change."
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  "event_id": "CM-EVT-X23C1WQ2M5",
  "slug": "illinois-senate-election-winner",
  "question": "Will the Illinois Senate election be decided by the end of the election day?",
  "category": "politics",
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  "ladder_distribution": null,
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    "elections",
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    "senate",
    "us-elections",
    "2026"
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  "catalyst_types": [],
  "catalyst_dates": [],
  "editorial_notes": "These markets track the outcome of the 2026 Illinois U.S. Senate general election. Polymarket structures the event across candidate-specific binary contracts, with Juliana Stratton (D) and Don Tracy (R) as the named principal candidates. All contracts resolve via Polymarket's UMA Optimistic Oracle. A catch-all contract covers nominees outside the listed field, hedging against primary surprises.",
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  "created_at": "2026-07-23T21:11:14.426158+00:00",
  "updated_at": "2026-07-23T21:11:14.426158+00:00",
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        "rules_raw": "This market will resolve according to the winner of the 2026 midterm Illinois U.S. Senate election, inclusive of any run-offs.\n\nA candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.\n\nCandidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.\n\nThe resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.",
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        "rules_raw": "This market will resolve according to the winner of the 2026 midterm Illinois U.S. Senate election, inclusive of any run-offs.\n\nA candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.\n\nCandidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.\n\nThe resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.",
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  ],
  "_provenance": {
    "source": "clearmarket.fyi",
    "ref": "CM-EVT-X23C1WQ2M5",
    "terms": "Attribution required. clearmarket.fyi"
  }
}