curl --request GET \
  --url https://core.ravenna.ai/api/users \
  --header 'x-ravenna-api-token: <api-key>'

{
  "items": [
    {
      "id": "<string>",
      "firstName": "<string>",
      "lastName": "<string>",
      "email": "<string>",
      "image": "<string>",
      "emailVerified": "<string>",
      "defaultWorkspaceId": "<string>",
      "isGuestCreated": true,
      "isBot": true,
      "createdAt": "<string>",
      "auth0Id": "<string>",
      "updatedAt": "<string>",
      "slackUsers": [
        {
          "id": "<string>",
          "slackUserId": "<string>",
          "slackTeamId": "<string>",
          "slackAppId": "<string>",
          "slackImageUrl": "<string>",
          "slackRealName": "<string>",
          "slackDisplayName": "<string>",
          "isBot": true,
          "createdAt": "<string>",
          "updatedAt": "<string>",
          "slackApp": {
            "appId": "<string>"
          }
        }
      ]
    }
  ],
  "totalCount": 123,
  "nextCursor": "<string>"
}