curl --request POST \
  --url https://v1.api.flux-os.com/integrations/lookups/entities \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --header 'x-user-id: <api-key>' \
  --data '
{
  "name": "<string>",
  "start_date": "2023-12-25",
  "end_date": null
}
'

{}