[roddy20]

something is wrong here

cat ebook2.opf
<?xml version='1.0' encoding='utf-8'?>
<package xmlns="http://www.idpf.org/2007/opf" unique-identifier="uuid_id" version="2.0">
    <metadata xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:opf="http://www.idpf.org/2007/opf">
        <dc:identifier opf:scheme="calibre" id="calibre_id">e8a0cb70-0171-441b-baed-ecf96eefc0ca</dc:identifier>
        <dc:identifier opf:scheme="uuid" id="uuid_id">4ece2df4-c781-4e8c-ba64-db328d2d0b8e</dc:identifier>
        <dc:title>Flowers for Algernon</dc:title>
        <dc:creator opf:file-as="Unknown" opf:role="aut">Daniel Keyes</dc:creator>
        <dc:contributor opf:file-as="calibre" opf:role="bkp">calibre (8.5.0) [https://calibre-ebook.com]</dc:contributor>
        <dc:date>2025-04-23T00:00:00+00:00</dc:date>
        <dc:description>&lt;p&gt;"Flowers for Algernon" ...</dc:description>
        <dc:identifier opf:scheme="AMAZON">B0F67MCLJH</dc:identifier>
        <dc:language>eng</dc:language>
        <meta name="calibre:rating" content="4.6"/>
    </metadata>
    <guide>
        <reference type="cover" title="Cover" href="cover.jpg"/>
    </guide>
</package>

B0F67MCLJH is correct ASIN
but
I execute
ebook-meta Flowers\ for\ Algernon\ -\ 1966.azw3 --from-opf=ebook2.opf

and nothing changes

Title               : Flowers for Algernon
Author(s)           : Daniel Keyes
Publisher           : Houghton Mifflin Harcourt
Book Producer       : calibre (8.5.0) [https://calibre-ebook.com]
Tags                : Retail, Personal, 049 Top 100 Sci-Fi
Languages           : eng
Published           : 2025-04-23T00:00:00+00:00
Rights              : Please read the legal notice included in this e-book and/or check the copyright status in your country.
Identifiers         : mobi-asin:946354B1-A92F-1014-A12F-D112ACF0CF36
Comments            : <p>"Flowers for Algernon" is a poignant science fiction novel ...</p>

how to write ASIN to book?