test.js

import fullSchema1995 from 'vets-json-schema/dist/change-of-program-schema.json';

const {
  veteranFullName,
  veteranSocialSecurityNumber,
  vaFileNumber
} = fullSchema1995.properties;

const config = {
  defaultDefinitions: fullSchema1995.definitions,
  pages: {
    veteranInformation: {
      uiSchema: {
        ...
      },
      schema: {
        type: 'object',
        required: ['veteranFullName'],
        properties: {
          veteranFullName,
          veteranSocialSecurityNumber,
          'view:noSSN': {
            type: 'boolean'
          },
          vaFileNumber
        }
      }
    }
  }
}