[2.2.0](https://github.com/virtool/virtool-core/compare/2.1.0...2.2.0) (2022-06-15)
Bug Fixes
* correct the type of created_at field ([2469179](https://github.com/virtool/virtool-core/commit/24691793533017d3aa22ce902fc045ee9db79b10))
* correctly import from users ([a7ecf98](https://github.com/virtool/virtool-core/commit/a7ecf984f43b64d54b27cc1a5cbb7c10817ba482))
Features
* add reference data models ([5afc3cf](https://github.com/virtool/virtool-core/commit/5afc3cfe67b4ddd51121327b84603e8ba4ed9119))