Autofill the optin email field and hide it. Specifically for use with gamified (spinning wheel) campaigns to allow spinning the wheel without collecting an email.

autofill-om-optin-email-field.js

document.addEventListener('om.Campaign.afterShow', function(event) {
  // Replace YOUR_DUMMY_EMAIL with the email address you want to autofill the field with.
  // A validly formatted email address is required here.
  var emailValue = "YOUR_DUMMY_EMAIL";
	      
  document.getElementById("{{ns}}-field-email").value = emailValue;
});

hide-om-optin-email-field.css

/* Hide the email field */
html div#om-{{id}} #{{ns}}-field-email { opacity: 0; height: 0; visibility: hidden; }