# Medela: Symposium
## Developer instructions

### Click on "next" button
When a user **successfully** fills out a form on https://www.medela.com/breastfeeding-professionals/news-events/congress-2023/europe-symposium/registration and clicks on the "next" button, the following event has to be pushed into the datalayer:

window.dataLayer = window.dataLayer || [];
dataLayer.push({
  'event': 'form_interaction',
     'eventCategory': 'symposium'


### Form submission
When a user **successfully** submits symposium registration form, the following event has to be pushed into the datalayer:

window.dataLayer = window.dataLayer || [];
dataLayer.push({
  'event': 'form_submit',
    'eventCategory': 'symposium'