threshold-ui/ui/core/mirage/serializers/account.js

import ApplicationSerializer from './application';

export default ApplicationSerializer.extend({
  modelName: 'account',

  _hashForModel(model) {
    const json = ApplicationSerializer.prototype._hashForModel.apply(this, arguments);
    json.auth_method_id = model.authMethodId;
    delete json.attributes?.password;
    return json;
  }
});