Click Submit to send the token to /api/verify/recaptcha_v3 (GET). The verify response includes the v3 score (0.0–1.0) so you can tell whether Google judged the request human-like.
grecaptcha.execute(SITEKEY, {action: 'submit'}) on form
submit. Our orchestrator instead provides a CapSolver-supplied token
via the hidden textarea; clicking Submit posts that token to
/api/verify/recaptcha_v3.