Help Adding filter to Add Media button for custom post type

to test the post type where the image is included, try that : 

add_filter("media_send_to_editor", function ($html, $attachment_id, $attachment) {


    $image = get_post($attachment_id);
    $post = get_post($image->post_parent);

    if ("CUSTOM_POST_TYPE_CODE" === $post->post_type) {


    }


    return $html;

}, 10, 3);

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