Set serialize to 'id' instead of 'ids'
Set serialize to 'id' instead of 'ids'

Like the guides tell me to do: https://guides.emberjs.com/v2.11.0/models/customizing-serializers/#toc_embeddedrecordsmixin-defaults

mgmco/ember-cli-mgmco-common,mgmco/ember-cli-mgmco-common