readonly callbackId: string & Brand<"Id">;

readonly request:
  | {
  evoluPortId: string & Brand<"Id">;
  message: ExtractType<EvoluInput, "Query" | "Mutate" | "Export">;
  type: "ForEvolu";
}
  | {
  message:   | {
     owners: readonly [Owner, Owner];
     type: "CreateSyncMessages";
   }
     | {
     inputMessage: Uint8Array<ArrayBuffer>;
     owner: Owner;
     type: "ApplySyncMessage";
   };
  type: "ForSharedWorker";
};