To confirm you are human and not a bot, many websites use simple captchas. A captcha is a challenge designed to prove that the person using it is a real person. The most common type of captcha is an image-based test where you need to press or click on certain symbols or text.
In this case, the user has entered “mmmmmmmmmmlli” twice as part of a reference ID 71e6eaab-7644-11f0-ae29-c1cf4f99c8e8. This is likely an attempt to verify their humanity in order to access the website or service.
However, captchas are becoming increasingly sophisticated and can be easily fooled by AI-powered tools. As a result, many websites are moving away from traditional captchas and using more advanced methods to verify user identities.
Source: https://www.sfchronicle.com/bayarea/article/walmart-pay-5-6m-settle-calif-lawsuit-20809547.php