{
  "_notice": {
    "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.",
    "docs": "https://clearmarket.fyi/for-data/",
    "policy": "This field is additive and its shape will not change."
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  "event_id": "CM-EVT-2RT2G292H4",
  "slug": "maine-democratic-senate-primary-winner",
  "question": "Will Graham Platner be the Democratic nominee for Senate in Maine?",
  "category": "politics",
  "event_type": "BINARY",
  "ladder_distribution": null,
  "tags": [
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    "elections",
    "maine",
    "democratic-primary",
    "us-senate",
    "2026"
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  "catalyst_types": [],
  "catalyst_dates": [],
  "editorial_notes": "These markets track the outcome of the 2026 Maine Democratic Senate primary. Polymarket lists individual candidate contracts; probabilities across named candidates must sum to at most 100% including the field option. All contracts resolve via Polymarket's UMA Optimistic Oracle against the Maine Democratic Party's official nomination announcement. Late entrants or candidate withdrawals before July 31, 2026 could shift the field-option contract materially.",
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  "created_at": "2026-06-03T14:52:43.794845+00:00",
  "updated_at": "2026-06-03T14:52:43.794845+00:00",
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      "source": "platform_api",
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