{
  "version": 1,
  "transformation_version": "1.1.0",
  "contracts": {
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      "applies_to": ["ohlcv"],
      "primary_key": ["symbol", "event_time"],
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        "source": "string",
        "ticker": "string",
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        "interval": "string",
        "event_time": "timestamp",
        "available_time": "timestamp",
        "ingested_at": "timestamp",
        "open": "float64",
        "high": "float64",
        "low": "float64",
        "close": "float64",
        "volume": "float64",
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        "transformation_version": "string"
      }
    },
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        "source": "string",
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        "category": "string",
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        "event_time": "timestamp",
        "available_time": "timestamp",
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        "ingested_at": "timestamp",
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        "unit": "string",
        "quality_flags": "string",
        "transformation_version": "string"
      }
    },
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      "columns": {
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        "source": "string",
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        "ingested_at": "timestamp",
        "value": "float64",
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        "quality_flags": "string",
        "transformation_version": "string"
      }
    },
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      "columns": {
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        "source": "string",
        "dataset": "string",
        "metric": "string",
        "category": "string",
        "frequency": "string",
        "event_time": "timestamp",
        "available_time": "timestamp",
        "ingested_at": "timestamp",
        "value": "float64",
        "unit": "string",
        "dimensions_json": "string",
        "quality_flags": "string",
        "transformation_version": "string"
      }
    },
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      "applies_to": ["official_macro_observation"],
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      "columns": {
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        "source": "string",
        "dataset": "string",
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        "category": "string",
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        "event_time": "timestamp",
        "available_time": "timestamp",
        "ingested_at": "timestamp",
        "value": "float64",
        "unit": "string",
        "dimensions_json": "string",
        "quality_flags": "string",
        "transformation_version": "string"
      }
    },
    "positioning_observations": {
      "applies_to": ["positioning_observation"],
      "primary_key": ["series_id", "event_time"],
      "columns": {
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        "source": "string",
        "report_family": "string",
        "contract_id": "string",
        "market_name": "string",
        "metric": "string",
        "trader_category": "string",
        "position_side": "string",
        "frequency": "string",
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        "ingested_at": "timestamp",
        "value": "float64",
        "unit": "string",
        "dimensions_json": "string",
        "quality_flags": "string",
        "transformation_version": "string"
      }
    },
    "derivatives_observations": {
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      "primary_key": ["instrument_id", "metric", "event_time"],
      "columns": {
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        "source": "string",
        "venue": "string",
        "metric": "string",
        "event_time": "timestamp",
        "available_time": "timestamp",
        "ingested_at": "timestamp",
        "value": "float64",
        "unit": "string",
        "quality_flags": "string",
        "transformation_version": "string"
      }
    },
    "fundamentals": {
      "applies_to": ["fundamental"],
      "primary_key": ["entity_id", "metric", "period_end", "available_time", "filing_id", "unit"],
      "columns": {
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        "source": "string",
        "filing_id": "string",
        "metric": "string",
        "taxonomy": "string",
        "concept": "string",
        "period_start": "timestamp",
        "period_end": "timestamp",
        "available_time": "timestamp",
        "ingested_at": "timestamp",
        "value": "float64",
        "unit": "string",
        "currency": "string",
        "form": "string",
        "fiscal_year": "int64",
        "fiscal_period": "string",
        "frame": "string",
        "quality_flags": "string",
        "transformation_version": "string"
      }
    },
    "filings": {
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      "primary_key": ["entity_id", "filing_id"],
      "columns": {
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        "source": "string",
        "filing_id": "string",
        "form": "string",
        "filing_date": "timestamp",
        "report_date": "timestamp",
        "acceptance_time": "timestamp",
        "primary_document": "string",
        "primary_document_description": "string",
        "items": "string",
        "is_xbrl": "boolean",
        "is_inline_xbrl": "boolean",
        "accession_uri": "string",
        "ingested_at": "timestamp",
        "quality_flags": "string",
        "transformation_version": "string"
      }
    },
    "corporate_entities": {
      "applies_to": ["corporate_entity"],
      "primary_key": ["entity_id"],
      "columns": {
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        "source": "string",
        "name": "string",
        "sic": "string",
        "sic_description": "string",
        "state_of_incorporation": "string",
        "fiscal_year_end": "string",
        "tickers_json": "string",
        "exchanges_json": "string",
        "former_names_json": "string",
        "ingested_at": "timestamp",
        "quality_flags": "string",
        "transformation_version": "string"
      }
    },
    "events": {
      "applies_to": ["event"],
      "primary_key": ["event_id"],
      "columns": {
        "event_id": "string",
        "source": "string",
        "event_type": "string",
        "event_time": "timestamp",
        "available_time": "timestamp",
        "ingested_at": "timestamp",
        "title": "string",
        "text": "string",
        "entities_json": "string",
        "quality_flags": "string",
        "transformation_version": "string"
      }
    },
    "documents": {
      "applies_to": ["document"],
      "primary_key": ["document_id"],
      "columns": {
        "document_id": "string",
        "source": "string",
        "published_at": "timestamp",
        "available_time": "timestamp",
        "ingested_at": "timestamp",
        "title": "string",
        "text": "string",
        "language": "string",
        "source_uri": "string",
        "quality_flags": "string",
        "transformation_version": "string"
      }
    },
    "series_metadata": {
      "applies_to": ["series_metadata"],
      "primary_key": ["series_id"],
      "columns": {
        "series_id": "string",
        "source": "string",
        "ticker": "string",
        "category": "string",
        "frequency": "string",
        "unit": "string",
        "description": "string",
        "valid_from": "timestamp",
        "valid_to": "timestamp",
        "ingested_at": "timestamp"
      }
    },
    "instruments": {
      "applies_to": ["instrument"],
      "primary_key": ["instrument_id"],
      "columns": {
        "instrument_id": "string",
        "source": "string",
        "venue": "string",
        "native_symbol": "string",
        "base_asset": "string",
        "quote_asset": "string",
        "asset_class": "string",
        "valid_from": "timestamp",
        "valid_to": "timestamp",
        "ingested_at": "timestamp"
      }
    }
  }
}