feature: add event sourcing microservice init

src/main/java/com/eventsourcing/es/Snapshot.java

@@ -0,0 +1,45 @@
+package com.eventsourcing.es;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.time.LocalDateTime;
+import java.util.UUID;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+@Builder
+public class Snapshot {
+
+    private UUID id;
+
+    private String aggregateId;
+
+
+    private String aggregateType;
+
+    private byte[] data;
+
+    private byte[] metaData;
+
+
+    private long version;
+    private LocalDateTime timeStamp;
+
+
+    @Override
+    public String toString() {
+        return "Snapshot{" +
+                "id=" + id +
+                ", aggregateId='" + aggregateId + '\'' +
+                ", aggregateType='" + aggregateType + '\'' +
+                ", data=" + data.length + " bytes" +
+                ", metaData=" + metaData.length + " bytes" +
+                ", version=" + version +
+                ", timeStamp=" + timeStamp +
+                '}';
+    }
+}