{
    "$schema": "http://json-schema.org/draft-04/schema#",
    "id": "http://project-open-data.github.io/schema/1_0_final/catalog.json#",
    "title": "Data.json object",
    "description": "Validates an entire collection of common core metadata JSON objects. Agencies produce said collections in the form of Data.json files.",
    "type": "array",
    "items":{
        "$ref":"single_entry.json",
        "minItems": 1,
        "uniqueItems": true
    }
}