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

{
  "solution": {
    "name": "organisation-chart-client-side-solution",
    "id": "e8d123c1-f6a2-46ca-8f33-940b6ac8aeeb",
    "version": "1.0.0.0"
  },
  "paths": {
    "zippedPackage": "organisation-chart.spapp"
  }
}