{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/thomson-reuters/main/json-schema/thomson-reuters-api-collection-collection-dto-schema.json",
  "title": "ApiCollectionCollectionDTO",
  "x-generated": "2026-10-20",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/thomson-reuters-datahub-query-service-openapi.yml#/components/schemas/ApiCollectionCollectionDTO",
  "type": "object",
  "properties": {
    "items": {
      "type": "array",
      "items": {
        "$ref": "#/$defs/CollectionDTO"
      }
    },
    "_meta": {
      "$ref": "#/$defs/ApiMeta"
    }
  },
  "$defs": {
    "ApiMeta": {
      "type": "object",
      "properties": {
        "count": {
          "type": "integer",
          "format": "int64"
        },
        "limit": {
          "type": "integer",
          "format": "int32"
        },
        "offset": {
          "type": "integer",
          "format": "int32"
        },
        "sort": {
          "type": "string"
        },
        "filter": {
          "type": "string"
        },
        "extra": {
          "type": "object",
          "additionalProperties": {
            "type": "object"
          },
          "writeOnly": true
        }
      }
    },
    "CollectionDTO": {
      "type": "object",
      "properties": {
        "id": {
          "type": "integer",
          "description": "Unique identifier of the Collection",
          "format": "int32"
        },
        "name": {
          "type": "string",
          "description": "Label of the Collection"
        },
        "version": {
          "type": "integer",
          "description": "Version of the Collection",
          "format": "int32"
        },
        "year": {
          "type": "integer",
          "description": "Relevant year of importance for the data",
          "format": "int32"
        },
        "period": {
          "type": "integer",
          "description": "Numeric period of no specific precision",
          "format": "int32"
        },
        "columns": {
          "type": "array",
          "items": {
            "$ref": "#/$defs/FieldsDTO"
          }
        }
      }
    },
    "FieldsDTO": {
      "type": "object",
      "properties": {
        "name": {
          "type": "string",
          "description": "Label of the column"
        },
        "type": {
          "type": "string",
          "description": "Expected data type of the column values",
          "enum": [
            "currency",
            "date",
            "number",
            "string"
          ]
        },
        "ontology_id": {
          "type": "integer",
          "description": "Unique identifier of the ontology this column represents",
          "format": "int32"
        }
      }
    }
  }
}