src/Publisher.php
public function deleteAttachment(string $idArticle, string $field, string $order): string
    {
        return $this->delete(
            $this->getAttachmentEndPoint($idArticle, $field) . "/${order}"
        );
    }
public function deleteAttachment(string $idArticle, string $field, string $order): string
    {
        return $this->delete(
            $this->getAttachmentEndPoint($idArticle, $field) . "/${order}"
        );
    }
delete attachment of an article