List Users

curl --request GET \
  --url https://api.openint.dev/v0/unified/sales-engagement/user \
  --header 'x-apikey: <api-key>' \
  --header 'x-connection-id: <api-key>'

{
  "next_page_cursor": "<string>",
  "items": [
    {
      "id": "<string>",
      "first_name": "<string>",
      "last_name": "<string>",
      "email": "<string>",
      "created_at": "<string>",
      "updated_at": "<string>",
      "is_deleted": true,
      "last_modified_at": "<string>",
      "raw_data": {}
    }
  ]
}