apiKeyYour API key provided in your accountsuiteIdThe ID of the suite to executestartUrl(Optional) Alternate start URL to use for all tests in this execution onlybrowser(Optional) Alternate browser to use for this execution. The following options are available: chrome (Latest version), chrome- (Specific version of Chrome, for example chrome-83), firefox (Latest version), firefox- (Specific version of Firefox, for example firefox-77)userAgent(Optional) Alternate user agent to use for all tests...