If you have successfully submitted all the information your law firm has requested then you will see a screen that looks like this;
If you can't see this screen then you haven't quite completed all the steps, please go back to the link and make sure you have clicked the blue 'submit' button for all stages.
If you are still unsure then you should contact your law firm and they can advise if they have the information they need or if they need you provide something else.