Error: Failed to extract the encoded decryption key from Play Book Reader's HTML body:

Why the request doesn't works? Here is the response for zx google-play-book-downloader.mjs

[ksxPDwAAQBAJ] Script started
Error: Failed to extract the encoded decryption key from Play Book Reader's HTML body: <html lang=en><meta charset=utf-8><meta name=viewport content="initial-scale=1, minimum-scale=1, width=device-width"><title>Error 405 (Bad Request)!!1</title><style nonce="j_pC8dvNeUoocN6kVc8uwA">*{margin:0;padding:0}html,code{font:15px/22px arial,sans-serif}html{background:#fff;color:#222;padding:15px}body{color:#222;text-align:unset;margin:7% auto 0;max-width:390px;min-height:180px;padding:30px 0 15px;}* > body{background:url(//www.google.com/images/errors/robot.png) 100% 5px no-repeat;padding-right:205px}p{margin:11px 0 22px;overflow:hidden}pre{white-space:pre-wrap;}ins{color:#777;text-decoration:none}a img{border:0}@media screen and (max-width:772px){body{background:none;margin-top:0;max-width:none;padding-right:0}}#logo{background:url(//www.google.com/images/branding/googlelogo/1x/googlelogo_color_150x54dp.png) no-repeat;margin-left:-5px}@media only screen and (min-resolution:192dpi){#logo{background:url(//www.google.com/images/branding/googlelogo/2x/googlelogo_color_150x54dp.png) no-repeat 0% 0%/100% 100%;-moz-border-image:url(//www.google.com/images/branding/googlelogo/2x/googlelogo_color_150x54dp.png) 0}}@media only screen and (-webkit-min-device-pixel-ratio:2){#logo{background:url(//www.google.com/images/branding/googlelogo/2x/googlelogo_color_150x54dp.png) no-repeat;-webkit-background-size:100% 100%}}#logo{display:inline-block;height:54px;width:150px}</style><main id="af-error-container" role="main"><a href=//www.google.com><span id=logo aria-label=Google role=img></span></a><p><b>405.</b> <ins>That’s an error.</ins><p>The server cannot process the request because it is malformed. It should not be retried. <ins>That’s all we know.</ins></main>
    at extract_decryption_key (file:///tmp/google-play-book-downloader/google-play-book-downloader.mjs:204:11)
    at file:///tmp/google-play-book-downloader/google-play-book-downloader.mjs:52:17
    at process.processTicksAndRejections (node:internal/process/task_queues:95:5) {
  [cause]: TypeError: Cannot read properties of null (reading '1')
      at extract_decryption_key (file:///tmp/google-play-book-downloader/google-play-book-downloader.mjs:202:101)
      at file:///tmp/google-play-book-downloader/google-play-book-downloader.mjs:52:17
      at process.processTicksAndRejections (node:internal/process/task_queues:95:5)

devnoname120 / google-play-book-downloader

Error: Failed to extract the encoded decryption key from Play Book Reader's HTML body: #3