There is a task: connect a ready-made smart device to the esp32 via wifi and control it, for example, such an outlet.
https://www.ebay.com/itm/204622810914?itmmeta=01HYN2QQ2QK1PFSRHPKB97KDHJ&hash=item2fa4784f22:g:eFIAAOSw~vtlqjNJ&itmprp=enc%3AAQAJAAAA4JW8A8%2B8VkrwREwGQZjioU12%2FvdEI8RixWg%2F3ZuZIhLnUIZt%2BHIA3wF9t4meEz8MiZ1jQQu1KTkR7XGkG95XJLuQH2SqXIXpGuPopbAIhFEC8eXStFc8R2emUO4By1pxqKaztGE1nCRMQv0%2Fv6A4jdO35xT1WNQOrm26Elzr5PKLDFQBthlw0CV7SbKmzzJ5KA%2B%2BYvjJQkAF1gberLVRDxzQeMOnj0J2kk4ulZbPGXsgkG%2FpturXLdXThHPLJkWH7BHW7y8ixJHtP6z5kKXswbWWgKijrKhv6OI3bmMsg92s%7Ctkp%3ABk9SR87x3qL1Yw
Is there a description of the protocol for exchanging information with such smart devices? How do you connect to them, read information, send commands?