curl --request GET \
  --url https://api.coralogix.com/mgmt/openapi/5/aaa/teams/v2/{team_id}/members/{user_account_id} \
  --header 'Authorization: <api-key>'

{
  "user": {
    "firstName": "<string>",
    "lastName": "<string>",
    "userAccountId": 123,
    "userId": "<string>",
    "username": "<string>"
  }
}