@type t() :: %Milvex.Milvus.Proto.Milvus.ListDatabasesResponse{
  __unknown_fields__: [Protobuf.unknown_field()],
  created_timestamp: [non_neg_integer()],
  db_ids: [integer()],
  db_names: [String.t()],
  status: Milvex.Milvus.Proto.Common.Status.t() | nil
}