curl --request GET \
  --url https://api.nuvia.ai/v1/hubspot/owner-mappings \
  --header 'Authorization: Bearer <token>'

{
  "owner_mappings": [
    {
      "hubspot_owner_id": "12345678",
      "hubspot_owner_email": "john@example.com",
      "hubspot_owner_name": "John Doe",
      "nuvia_user_id": "507f1f77bcf86cd799439011",
      "nuvia_user_name": "João Silva"
    }
  ]
}