{
    "$schema": "http://json-schema.org/draft-04/schema#",
    "title": "POST /birds [request]",
    "description": "List all visible birds in the registry",
    "type": "array",
    "additionalProperties": false,
    "items": {
        "type": "string",
        "description": "Object id",
        "_uniqueItems": true
    }
}