Мне помог вот етот кодУ меня такая-же проблема, Token от сервиса получаю, но правильно вставить в форму так и не вышло. Кнопки Submit нет.
C#:
instance.ChangeResponse("https://hcaptcha.com/checkcaptcha/.*",
new List<string>
{
"\"pass\":false.*(?=})",
"(?<=\"generated_pass_UUID\":\").*(?=\",\"expiration\")"
},
new List<string>
{
"\"pass\":true,\"generated_pass_UUID\":\"P0_eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.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.Bki-wDPg9VRljbVyY4aisqJ1qw0-C6hMyuAt69EziLU\",\"expiration\":120",
project.Variables["hcaptcha_token"].Value
},
true
);