Get User by External ID

curl --request GET \
  --url https://playground.answeringagent.com/api/v1/users/{external_id} \
  --header 'X-API-KEY: <api-key>'

{
  "id": 123,
  "external_id": "<string>",
  "email": "[email protected]",
  "name": "<string>",
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z",
  "organizations": [
    {
      "id": 123,
      "name": "<string>",
      "role": "owner"
    }
  ]
}