diff --git a/cli/commands/run/server/agent.proto b/cli/commands/run/server/agent.proto
index 41c0e37..346a046 100644
--- a/cli/commands/run/server/agent.proto
+++ b/cli/commands/run/server/agent.proto
@@ -296,16 +296,16 @@ message AlertEvent {
 
     message SourceAlertEvent {
       string botId = 1;
-      string hash = 2;
+      string alertHash = 2;
       string timestamp = 3;
-      uint64 chainId = 4;
+      string chainId = 4;
     }
 
     message Source {
       string transactionHash = 1;
       Bot bot = 2;
       Block block = 3;
-      SourceAlertEvent sourceAlert = 4;
+      SourceAlertEvent sourceEvent = 4;
     }
 
     message Label {
diff --git a/python-sdk/src/forta_agent/label.py b/python-sdk/src/forta_agent/label.py
index e6acbb0..30493bf 100644
--- a/python-sdk/src/forta_agent/label.py
+++ b/python-sdk/src/forta_agent/label.py
@@ -21,6 +21,7 @@ def __init__(self, dict):
         self.confidence = dict['confidence']
         self.label = dict['label']
         self.remove = dict.get('remove', False)
+        self.unique_key = dict.get('uniqueKey', False)
         self.metadata = dict.get('metadata') if dict.get(
             'metadata') is not None else {}
         # if metadata is array, convert to map
diff --git a/python-sdk/src/forta_agent/labels_api.py b/python-sdk/src/forta_agent/labels_api.py
index ad50359..aab463b 100644
--- a/python-sdk/src/forta_agent/labels_api.py
+++ b/python-sdk/src/forta_agent/labels_api.py
@@ -54,6 +54,7 @@ def get_query(self):
                         label
                         metadata
                         remove
+                        uniqueKey
                     }
                     source {
                         alertHash
diff --git a/sdk/label.ts b/sdk/label.ts
index 340b9af..256f2b5 100644
--- a/sdk/label.ts
+++ b/sdk/label.ts
@@ -37,6 +37,7 @@ type LabelInput = {
   source?: LabelSource;
   createdAt?: string;
   id?: string;
+  uniqueKey?: string;
 };
 
 export class Label {
@@ -49,7 +50,8 @@ export class Label {
     readonly metadata: { [key: string]: string },
     readonly source?: LabelSource,
     readonly id?: string,
-    readonly createdAt?: string
+    readonly createdAt?: string,
+    readonly uniqueKey?: string
   ) {}
 
   static from(labelInput: LabelInput) {
@@ -66,6 +68,7 @@ export class Label {
     source,
     id,
     createdAt,
+    uniqueKey
   }: LabelInput) {
     if (typeof entityType == "string") {
       entityType = ENTITY_TYPE_STRING_TO_ENUM[entityType];
@@ -91,7 +94,8 @@ export class Label {
       metadata,
       source,
       id,
-      createdAt
+      createdAt,
+      uniqueKey
     );
   }
 }