You can click the Recaptcha checkbox and with statusOK you can verify if the clicked was successfull.
To click Recaptcha checkbox you can use this code
{
"Name": "Activate-Captcha",
"CreationDate": "2020-5-17",
"Commands": [
{
"Command": "bringBrowserToForeground",
"Target": "",
"Value": ""
},
{
"Command": "selectFrame",
"Target": "relative=top",
"Value": ""
},
{
"Command": "selectFrame",
"Target": "index=0",
"Value": ""
},
{
"Command": "click",
"Target": "xpath=//div[@class='recaptcha-checkbox-border']",
"Value": ""
}
]
}
After verify StatusOK to know if recaptcha is inside the page or not.