sp-dev-fx-webparts/samples/react-officegraph/config/package-solution.json

{
  "solution": {
    "name": "my-recent-documents-client-side-solution",
    "id": "5800f751-4ee9-462d-bbc4-d4c305e93c73",
    "version": "1.0.0.0"
  },
  "paths": {
    "zippedPackage": "solution/my-recent-documents.sppkg"
  }
}