Below is the full configuration available with defaults values:

"example" => [
    "type"   => "anomaly.field_type.editor",
    "config" => [
        "default_value" => null,
        "mode"          => "twig",
        "height"        => 500,
        "word_wrap"     => null,
Key Example Description
default_value `

Hello World

The default value.
mode css The editor mode. Valid options can be found in the `editor.php` config file.
height 1000 The height of the editor.
word_wrap `true` Whether to wrap long lines of text or not.