✨ Rewind service basis and sphere service rewind

DysonNetwork.Shared/Proto/rewind.proto

@@ -0,0 +1,19 @@
+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;
+}
+
+service RewindService {
+    rpc GetRewindEvent(RequestRewindEvent) returns (RewindEvent) {}
+}