Array
(
    [errors] => Array
        (
            [0] => Array
                (
                    [message] => Field 'available' doesn't exist on type 'InventoryLevel'
                    [locations] => Array
                        (
                            [0] => Array
                                (
                                    [line] => 18
                                    [column] => 33
                                )

                        )

                    [path] => Array
                        (
                            [0] => query
                            [1] => inventoryItems
                            [2] => edges
                            [3] => node
                            [4] => inventoryLevels
                            [5] => edges
                            [6] => node
                            [7] => available
                        )

                    [extensions] => Array
                        (
                            [code] => undefinedField
                            [typeName] => InventoryLevel
                            [fieldName] => available
                        )

                )

        )

)