{
    "description": "Test collection 3",
    "properties": {
        "_uid": {
            "isAutoIncrement": true,
            "type": "number"
        },
        "field_1": {
            "type": "string"
        },
        "field_2": {
            "type": "string"
        }
    },
    "required": [
        "_uid",
        "_metadata"
    ],
    "title": "Test 3",
    "type": "object"
}