diff --git a/src/dlt/src/main/kotlin/proto/Config.proto b/src/dlt/src/main/kotlin/proto/Config.proto
index fb5badf00fd516690423afda633cdf700abab7a6..4345af4827ad3e74201ffca36fc3022cbdbb6ca8 100644
--- a/src/dlt/src/main/kotlin/proto/Config.proto
+++ b/src/dlt/src/main/kotlin/proto/Config.proto
@@ -14,4 +14,29 @@ message DltConfig {
   string caAdminSecret = 9;
   string msp = 10;
   string affiliation = 11;
+}
+
+message DltRecordId {
+  string uuid = 1;
+}
+
+enum DltRecordOperation {
+  ADD = 0;
+  GET = 1;
+  UPDATE = 2;
+  DISABLE = 3;
+}
+
+enum DltRecordType {
+  UNKNOWN = 0;
+  SERVICE = 1;
+  DEVICE = 2;
+  SLICE = 3;
+}
+
+message DltRecord {
+  DltRecordId id = 1;
+  DltRecordOperation operation = 2;
+  DltRecordType type = 3;
+  string json = 4;
 }
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