setUser

  // Set user with multiple email addresses after registration
  private void completeUserRegistration(User user) {
      List<String> userEmails = new ArrayList<>();
      userEmails.add(user.getPrimaryEmail());

      // Add work email if provided
      if (user.getWorkEmail() != null) {
          userEmails.add(user.getWorkEmail());
      }

      // Set user ID and associate all email addresses
      Pushwoosh.getInstance().setUser(user.getUserId(), userEmails);

      Log.d("App", "User registered with " + userEmails.size() + " email(s)");
  }

  // Set user with email addresses and handle result
  private void linkUserAccount(User user) {
      List<String> userEmails = new ArrayList<>();
      userEmails.add(user.getPrimaryEmail());

      // Add secondary emails if available
      if (user.hasSecondaryEmails()) {
          userEmails.addAll(user.getSecondaryEmails());
      }

      Pushwoosh.getInstance().setUser(user.getUserId(), userEmails, (result) -> {
          if (result.isSuccess()) {
              Log.d("App", "User account linked successfully with " + userEmails.size() + " email(s)");

              // Update user profile with additional data
              TagsBundle profileTags = new TagsBundle.Builder()
                  .putString("Name", user.getName())
                  .putString("Account_Status", "verified")
                  .putDate("Account_Created", user.getCreatedAt())
                  .build();
              Pushwoosh.getInstance().setTags(profileTags);

              // Show confirmation to user
              Toast.makeText(this, "Account setup complete!", Toast.LENGTH_SHORT).show();
          } else {
              Log.e("App", "Failed to link account: " + result.getException().getMessage());
              // Show error but allow user to continue
              Toast.makeText(this, "Account created. Email sync pending.", Toast.LENGTH_SHORT).show();
          }
      });
  }