woocommerce/packages/php/remote-specs-validation/schemas/shared/rules/not.json

{
	"type": "object",
	"required": ["type", "operand"],
	"properties": {
		"type": {
			"type": "string",
			"enum": ["not"]
		},
		"operand": {
			"type": "array",
			"items": {
				"anyOf": [
					{ "$ref": "#/definitions/rules" },
					{
						"type": "array",
						"items": { "$ref": "#/definitions/rules" }
					}
				]
			}
		}
	}
}