curl --request POST \
  --url https://app.planpoint.io/api/floors \
  --header 'Authorization: <api-key>'

{
  "_id": "<string>",
  "project": "<string>",
  "units": [
    "objectId"
  ],
  "name": "<string>",
  "position": 123,
  "floorplanUrl": "<string>",
  "path": "<string>",
  "alternativePaths": [
    "<string>"
  ]
}