Array conversion error

Config details from the plugin’s admin panel:

URL: https://lilleviklofoten.no
MySQL Version: 11.4.7
WP Table Prefix: zadoq_
WP Version: 6.8.1
Server Name: lilleviklofoten.no
Cookie Domain: lilleviklofoten.no
cURL Version: 7.68.0
SSL Version: OpenSSL/1.1.1f
CSS path: /home/1/l/lilleviklofoten/www/wp-content/uploads/trustindex-airbnb-widget.css
PHP Info:
Version: 8.2.28
Memory Usage: 10.18MB
Memory Limit: 256M
Max Upload Size: 128M
Max Post Size: 128M
Allow URL fopen: On
Allow URL Include: Off
Display Errors: On
Max Script Execution Time: 90 seconds
WP_HTTP_BLOCK_EXTERNAL: not defined
WP_ACCESSIBLE_HOSTS: not defined
Plugin: Widgets for Airbnb Reviews
Plugin Version: 12.8
Options:
active: 1
page-details: {
“id”: “44385543”,
“name”: “\”Home in Gims\u00f8ysand \u00b7 \u26054.89 \u00b7 4 bedrooms \u00b7 6 beds \u00b7 1.5 baths\””,
“address”: “”,
“avatar_url”: “”,
“rating_number”: 19,
“rating_score”: 4.8899999999999997
}
subscription-id: 8d8125445
proxy-check:
style-id: 31
review-content: