syntax = "proto3"; package proto; option csharp_namespace = "DysonNetwork.Shared.Proto"; message RewindEvent { string account_id = 1; optional bytes data = 2; string service_id = 3; } message RequestRewindEvent { string account_id = 1; int32 year = 2; } service RewindService { rpc GetRewindEvent(RequestRewindEvent) returns (RewindEvent) {} }