message: use config in url
diff: import DS from 'ember-data';
  +import config from 'ember-get-config';
  import { Resource } from 'osf-api';
  import OsfSerializer from './osf-serializer';
  +const {
  + OSF: {
  + apiUrl,
  + apiNamespace,
  + },
  +} = config;
  +
  export default class UserSerializer extends OsfSerializer {
  normalize(modelClass: DS.Model, resourceHash: Resource) {
  const result = super.normalize(modelClass, resourceHash);
  @@ -9,7 +17,7 @@ export default class UserSerializer extends OsfSerializer {
  result.data.relationships!.sparseNodes = {
  links: {
  related: {
  - href: `http://localhost:8000/v2/sparse/users/${resourceHash.id}/nodes`,
  + href: `${apiUrl}/${apiNamespace}/sparse/users/${resourceHash.id}/nodes`,
  },
  },
  };
  