On click of image call a nanoflow. In the Nanoflow you have to create one Java script action and pass the dynamic URL Parameters.In the Java script action your code should be like this
on click of image call a a nanoflow. in the nanoflow pass the object with dynamic attributes.
form a string url[use create variable] and the use activity open link to open this formed URL.
Not sure if we can open the link in the same tab, but to pass the dynamic parameters to the url you can add on click nanoflow in that you create a static url string and pass your dynamic parameters in between as a string variable, and pass that string to “open url” activity.