curl --request POST \
  --url https://analytics-api.voiceflow.com/v1/query/usage \
  --header 'Content-Type: application/json' \
  --header 'authorization: <api-key>' \
  --data '
{
  "query": [
    {
      "name": "interactions",
      "filter": {
        "projectID": "<string>",
        "startTime": "<string>",
        "endTime": "<string>",
        "platform": "<string>"
      }
    }
  ]
}
'

{
  "result": [
    {
      "count": 1
    }
  ]
}