Get a user activity token for a session See: docs\expertUserActivity.js Relevant docs https://success.mindtouch.com/Integrations/API/Authorization_Tokens/Use_a_Browser_API_Token_With_an_Integration https://success.mindtouch.com/Integrations/API/Authorization_Tokens/Get_a_Browser_API_Token https://success.mindtouch.com/Integrations/API/Authorization_Tokens