Strapi / Graphql. What am i doing wrong?

function Blog() {
    const { data } = useQuery(GET_POSTS);
    if (data && data.blogs) {

        return (
            <>
                {data.blogs.map((post) => (

                    <Row>
                        {post.galleries.map((gallery) => (
                            <Col key={gallery.title}>
                                {gallery.image.url} //this not
                            </Col>
                         ))}

                        <Col key={post.id}>
                           {post.title} {post.article} //this works
                        </Col>
                    </Row>

                    ))}
                    </>
        );
    }
    return <div>Loading...</div>;
}