I have written an javascript code using hmacStr function inside workflow.but every time got error as hmacStr not defined.Please help.Function I written in javascript activityvar hash1 = "abcd";var key = "M2Y2YjkxZDEtYmNlOC1mYmI0LTkxZTgtOTNiY2RiMDhmN2E2YjExNGUwYjktNGJkYy1jZTM0LWQ1MWYtZGIwYWRlZTE0NGNh...