diff --git a/.github/workflows/CI-CD-Squid-Explorer.yml b/.github/workflows/CI-CD-Squid-Explorer.yml
index e26ba8fd2b..b31f865f64 100644
--- a/.github/workflows/CI-CD-Squid-Explorer.yml
+++ b/.github/workflows/CI-CD-Squid-Explorer.yml
@@ -54,7 +54,7 @@ jobs:
         with:
           file: idea/explorer/Dockerfile
           push: true
-          tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}-explorer:${{ env.tag }}
+          tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}-explorer-latest:${{ env.tag }}
 
   build-squid-image:
     runs-on: ubuntu-latest
@@ -87,7 +87,7 @@ jobs:
         with:
           file: idea/squid/Dockerfile
           push: true
-          tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}-squid:${{ env.tag }}
+          tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}-squid-latest:${{ env.tag }}
 
   deploy-to-k8s:
     needs:
@@ -108,10 +108,10 @@ jobs:
         run: |
           if [ "${{ github.ref }}" == "refs/heads/idea-release" ]; then
             echo "namespace=prod-idea" >> $GITHUB_ENV
-            echo "deployments=explorer squid-testnet squid-mainnet" >> $GITHUB_ENV
+            echo "deployments=explorer-latest squid-testnet-latest squid-mainnet-latest" >> $GITHUB_ENV
           else
             echo "namespace=dev-1" >> $GITHUB_ENV
-            echo "deployments=explorer squid-testnet" >> $GITHUB_ENV
+            echo "deployments=explorer-latest squid-testnet-latest" >> $GITHUB_ENV
           fi
 
       - name: Deploy to k8s
diff --git a/idea/explorer/src/services/event.ts b/idea/explorer/src/services/event.ts
index eb1e397a11..2430a5310e 100644
--- a/idea/explorer/src/services/event.ts
+++ b/idea/explorer/src/services/event.ts
@@ -24,13 +24,17 @@ export class EventService {
   }
 
   @Pagination()
-  async getEvents({ source, service, name, limit, offset }: ParamGetEvents): Promise<ResManyResult<Event>> {
+  async getEvents({ source, parentId, service, name, limit, offset }: ParamGetEvents): Promise<ResManyResult<Event>> {
     const builder = this._repo.createQueryBuilder('event');
 
     if (source) {
       builder.andWhere('event.source = :source', { source });
     }
 
+    if (parentId) {
+      builder.andWhere('event.parent_id = :parentId', { parentId });
+    }
+
     if (service) {
       builder.andWhere('event.service ILIKE :service', { service: `%${service.toLowerCase()}%` });
     }
diff --git a/idea/explorer/src/services/message.ts b/idea/explorer/src/services/message.ts
index 326aea7a58..e61167d2f5 100644
--- a/idea/explorer/src/services/message.ts
+++ b/idea/explorer/src/services/message.ts
@@ -89,6 +89,7 @@ export class MessageService {
   async getMsgsFrom({
     source,
     destination,
+    parentId,
     isInMailbox,
     limit,
     offset,
@@ -105,6 +106,10 @@ export class MessageService {
       qb.andWhere('msg.destination = :destination', { destination });
     }
 
+    if (parentId) {
+      qb.andWhere('msg.parent_id = :parentId', { parentId });
+    }
+
     if (isInMailbox) {
       qb.andWhere('msg.readReson = NULL').andWhere('msg.expiration != NULL');
     }
diff --git a/idea/explorer/src/types/requests/event.ts b/idea/explorer/src/types/requests/event.ts
index acb2a658b4..bdcd4326cc 100644
--- a/idea/explorer/src/types/requests/event.ts
+++ b/idea/explorer/src/types/requests/event.ts
@@ -8,4 +8,5 @@ export interface ParamGetEvents extends ParamPagination, ParamGenesis {
   service?: string;
   name?: string;
   source?: string;
+  parentId?: string;
 }
diff --git a/idea/explorer/src/types/requests/message.ts b/idea/explorer/src/types/requests/message.ts
index 083ce4dd30..584851df85 100644
--- a/idea/explorer/src/types/requests/message.ts
+++ b/idea/explorer/src/types/requests/message.ts
@@ -23,6 +23,7 @@ export class ParamGetMsgsToProgram extends ParamPagination {
 export class ParamGetMsgsFromProgram extends ParamPagination {
   readonly destination?: string;
   readonly source?: string;
+  readonly parentId?: string;
   readonly isInMailbox?: boolean;
   readonly service?: string;
   readonly fn?: string;
diff --git a/idea/indexer-db/src/entities/event.entity.ts b/idea/indexer-db/src/entities/event.entity.ts
index e6f4f335ed..f34570b6eb 100644
--- a/idea/indexer-db/src/entities/event.entity.ts
+++ b/idea/indexer-db/src/entities/event.entity.ts
@@ -20,6 +20,9 @@ export class Event extends BaseEntity {
   @Column({ nullable: true })
   public payload: string;
 
+  @Column({ nullable: true, name: 'parent_id' })
+  public parentId: string;
+
   @Column({ nullable: true })
   public service?: string;
 
diff --git a/idea/indexer-db/src/entities/message-from-program.entity.ts b/idea/indexer-db/src/entities/message-from-program.entity.ts
index 7e895aaec7..ab11ac2b63 100644
--- a/idea/indexer-db/src/entities/message-from-program.entity.ts
+++ b/idea/indexer-db/src/entities/message-from-program.entity.ts
@@ -24,6 +24,9 @@ export class MessageFromProgram extends BaseEntity {
   @Column({ nullable: true })
   public payload: string;
 
+  @Column({ nullable: true, name: 'parent_id' })
+  public parentId: string;
+
   @Column({ default: '0' })
   public value: string;
 
diff --git a/idea/squid/db/migrations/1725631344412-Data.js b/idea/squid/db/migrations/1725631344412-Data.js
new file mode 100644
index 0000000000..dc51aa8f63
--- /dev/null
+++ b/idea/squid/db/migrations/1725631344412-Data.js
@@ -0,0 +1,13 @@
+module.exports = class Data1725704609634 {
+    name = 'Data1725704609634'
+
+    async up(db) {
+        await db.query(`ALTER TABLE "message_from_program" ADD "parent_id" character varying`)
+        await db.query(`ALTER TABLE "event" ADD "parent_id" character varying`)
+    }
+
+    async down(db) {
+        await db.query(`ALTER TABLE "message_from_program" DROP COLUMN "parent_id"`)
+        await db.query(`ALTER TABLE "event" DROP COLUMN "parent_id"`)
+    }
+}
diff --git a/idea/squid/package.json b/idea/squid/package.json
index 8032ecdfd8..f29f264972 100644
--- a/idea/squid/package.json
+++ b/idea/squid/package.json
@@ -23,6 +23,7 @@
     "dotenv": "16.4.5",
     "indexer-db": "workspace:^",
     "pg": "8.11.5",
+    "redis": "^4.7.0",
     "sails-js": "^0.1.9",
     "typeorm": "0.3.20"
   },
@@ -31,6 +32,7 @@
     "@subsquid/substrate-typegen": "8.1.0",
     "@subsquid/typeorm-codegen": "2.0.0",
     "@types/node": "20.12.7",
+    "@types/redis": "^4.0.11",
     "ts-node-dev": "^2.0.0",
     "typescript": "5.4.5"
   }
diff --git a/idea/squid/src/config.ts b/idea/squid/src/config.ts
index 3d0aba7a5f..4003c67497 100644
--- a/idea/squid/src/config.ts
+++ b/idea/squid/src/config.ts
@@ -10,4 +10,10 @@ export const config = {
     fromBlock: parseInt(process.env.FROM_BLOCK || '0'),
     toBlock: parseInt(process.env.TO_BLOCK) || undefined,
   },
+  redis: {
+    host: process.env.REDIS_HOST || '127.0.0.1',
+    port: parseInt(process.env.REDIS_PORT) || 6379,
+    user: process.env.REDIS_USER || '',
+    password: process.env.REDIS_PASSWORD || '',
+  },
 };
diff --git a/idea/squid/src/event.route.ts b/idea/squid/src/event.route.ts
index 3e15065afb..ce6cd876d0 100644
--- a/idea/squid/src/event.route.ts
+++ b/idea/squid/src/event.route.ts
@@ -31,7 +31,10 @@ export interface IHandleEventProps {
   block: Block<Fields>;
 }
 
-const callHandlers: Array<{ pattern: (obj: any) => boolean; handler: (args: IHandleCallProps) => void }> = [
+const callHandlers: Array<{
+  pattern: (obj: any) => boolean;
+  handler: (args: IHandleCallProps) => void;
+}> = [
   { pattern: isUploadProgram, handler: handleUploadProgram },
   { pattern: isSendMessageCall, handler: handleSendMessageCall },
   { pattern: isVoucherCall, handler: handleVoucherCall },
@@ -72,8 +75,11 @@ export async function handleUserMessageSent({ event, common, tempState }: IHandl
     value: event.args.message.value,
     replyToMessageId: event.args.message.details?.to || null,
     expiration: event.args.expirtaion || null,
-    exitCode: event.args.message.details?.code?.__kind === 'Success' ? 0 : 1,
+    exitCode: !event.args.message.details?.code ? null : event.args.message.details.code.__kind === 'Success' ? 0 : 1,
   });
+
+  msg.parentId = msg.replyToMessageId ? msg.replyToMessageId : await tempState.getMessageId(msg.id);
+
   if (event.args.message.destination === ZERO_ADDRESS) {
     tempState.addEvent(msg);
   } else {
@@ -140,7 +146,12 @@ export async function handleCodeChanged({ event, common, tempState }: IHandleEve
 }
 
 export async function handleMessagesDispatched({ event, tempState }: IHandleEventProps) {
-  await Promise.all(event.args.statuses.map((s) => tempState.setDispatchedStatus(s[0], s[1].__kind)));
+  await Promise.all(
+    event.args.statuses.map((s) => {
+      tempState.removeParentMsgId(s[0]);
+      return tempState.setDispatchedStatus(s[0], s[1].__kind);
+    }),
+  );
 }
 
 const reasons = {
diff --git a/idea/squid/src/main.ts b/idea/squid/src/main.ts
index 58c7bc72d6..0fd4b0d03b 100644
--- a/idea/squid/src/main.ts
+++ b/idea/squid/src/main.ts
@@ -19,10 +19,13 @@ import {
   handleUserMessageSent,
   IHandleEventProps,
 } from './event.route';
+import { createClient, RedisClientType } from 'redis';
+import { config } from './config';
+import { GearApi } from '@gear-js/api';
 
 let tempState: TempState;
 
-const callHandlers: Array<{ pattern: (obj: any) => boolean; handler: (args: IHandleEventProps) => Promise<void> }> = [
+const eventHandlers: Array<{ pattern: (obj: any) => boolean; handler: (args: IHandleEventProps) => Promise<void> }> = [
   { pattern: isMessageQueued, handler: handleMessageQueued },
   { pattern: isUserMessageSent, handler: handleUserMessageSent },
   { pattern: isProgramChanged, handler: handleProgramChanged },
@@ -42,7 +45,7 @@ const handler = async (ctx: ProcessorContext<Store>) => {
     };
 
     for (const event of block.events) {
-      const { handler } = callHandlers.find(({ pattern }) => pattern(event));
+      const { handler } = eventHandlers.find(({ pattern }) => pattern(event));
 
       if (!handler) {
         continue;
@@ -55,12 +58,27 @@ const handler = async (ctx: ProcessorContext<Store>) => {
   await tempState.save();
 };
 
-const main = async () => {
-  tempState = new TempState();
+interface RedisClient extends RedisClientType<any, any, any> {}
+
+const main = async (api: GearApi) => {
+  const redisClient: RedisClient = createClient({
+    username: config.redis.user,
+    password: config.redis.password,
+    socket: {
+      host: config.redis.host,
+      port: config.redis.port,
+    },
+  });
+  await redisClient.connect();
+
+  tempState = new TempState(redisClient, api.genesisHash.toHex());
+  api.disconnect();
   processor.run(new TypeormDatabase({ supportHotBlocks: true }), handler);
 };
 
-main().catch((e) => {
-  console.error(e);
-  process.exit(1);
-});
+GearApi.create({ providerAddress: config.squid.rpc })
+  .then(main)
+  .catch((e) => {
+    console.error(e);
+    process.exit(1);
+  });
diff --git a/idea/squid/src/temp-state.ts b/idea/squid/src/temp-state.ts
index ff013f3297..a0539e9a3a 100644
--- a/idea/squid/src/temp-state.ts
+++ b/idea/squid/src/temp-state.ts
@@ -17,6 +17,8 @@ import {
 } from './model';
 import { Block, ProcessorContext } from './processor';
 import { MessageStatus } from './common';
+import { RedisClientType } from '@redis/client';
+import { findChildMessageId } from './util';
 
 const gearProgramModule = xxhashAsHex('GearProgram', 128);
 const programStorageMethod = xxhashAsHex('ProgramStorage', 128);
@@ -49,22 +51,28 @@ export class TempState {
   private messagesFromProgram: Map<string, MessageFromProgram>;
   private messagesToProgram: Map<string, MessageToProgram>;
   private events: Map<string, Event>;
+  private cachedMessages: { [key: string]: number };
+  private genesisHash: string;
   private _ctx: ProcessorContext<Store>;
   private _metadata: Metadata;
   private _registry: TypeRegistry;
   private _specVersion: number;
   private _programStorageTy: string;
+  private _redis: RedisClientType;
 
-  constructor() {
+  constructor(redisClient: RedisClientType, genesisHash: string) {
+    this._redis = redisClient;
+    this.genesisHash = genesisHash;
     this.programs = new Map();
     this.codes = new Map();
     this.messagesFromProgram = new Map();
     this.messagesToProgram = new Map();
     this.events = new Map();
     this.newPrograms = new Set();
+    this.cachedMessages = {};
   }
 
-  newState(ctx: ProcessorContext<Store>) {
+  async newState(ctx: ProcessorContext<Store>) {
     this._ctx = ctx;
     this.programs.clear();
     this.codes.clear();
@@ -72,6 +80,14 @@ export class TempState {
     this.messagesToProgram.clear();
     this.events.clear();
     this.newPrograms.clear();
+
+    this._redis.on('error', (error) => this._ctx.log.error(error));
+
+    const temp = Object.entries(await this._redis.hGetAll(this.genesisHash));
+    this.cachedMessages = {};
+    temp.forEach(([key, value]) => {
+      this.cachedMessages[key] = Number(value);
+    });
   }
 
   addProgram(program: Program) {
@@ -89,6 +105,8 @@ export class TempState {
     msg.service = service;
     msg.fn = name;
 
+    this.saveParentMsgId(msg.id);
+
     this.messagesToProgram.set(msg.id, msg);
   }
 
@@ -114,6 +132,7 @@ export class TempState {
           blockHash: msg.blockHash,
           blockNumber: msg.blockNumber,
           id: msg.id,
+          parentId: msg.parentId,
           source: msg.source,
           payload: msg.payload,
           service,
@@ -296,11 +315,37 @@ export class TempState {
           'Data saved',
         );
       }
+
+      await this._redis.del(this.genesisHash);
+      if (Object.keys(this.cachedMessages).length > 0) {
+        await this._redis.hSet(this.genesisHash, this.cachedMessages);
+      }
     } catch (error) {
       this._ctx.log.error({ error: error.message, stack: error.stack }, 'Failed to save data');
       throw error;
     }
   }
+
+  saveParentMsgId(parentId: string, nonce: number = 0) {
+    this.cachedMessages[parentId] = nonce;
+    return parentId;
+  }
+
+  removeParentMsgId(parentId: string) {
+    delete this.cachedMessages[parentId];
+  }
+
+  async getMessageId(childId: string) {
+    const finder = Object.entries(this.cachedMessages).map(([parentId, nonce]) => {
+      return findChildMessageId(parentId, childId, Number(nonce));
+    });
+
+    return Promise.any(finder)
+      .then(({ parentId, nonce }) => {
+        return this.saveParentMsgId(parentId, nonce);
+      })
+      .catch<null>(() => null);
+  }
 }
 
 const getAllNeccesaryTypes = (metadata: Metadata, tyindex: SiLookupTypeId | number): Record<string, string> => {
diff --git a/idea/squid/src/util.ts b/idea/squid/src/util.ts
index 9a5855e163..f80fbeb5ad 100644
--- a/idea/squid/src/util.ts
+++ b/idea/squid/src/util.ts
@@ -1,14 +1,15 @@
 import { CUploadCode, CUploadProgram, CVoucherCall, isUploadCode, isUploadProgram } from './types/calls';
-import { getGrReply } from '@gear-js/api';
-import { u8aToHex } from '@polkadot/util';
+import { getGrReply, CreateType } from '@gear-js/api';
+import { u8aToHex, u8aToU8a, u8aConcat, stringToU8a } from '@polkadot/util';
+import { blake2AsHex } from '@polkadot/util-crypto';
 
 export async function getMetahash(call: CUploadCode | CUploadProgram | CVoucherCall): Promise<string | null> {
   const code =
     isUploadCode(call) || isUploadProgram(call)
       ? call.args.code
       : call.args.call.__kind === 'UploadCode'
-        ? call.args.call.code
-        : null;
+      ? call.args.call.code
+      : null;
 
   if (code) {
     let metahash: Uint8Array;
@@ -24,3 +25,20 @@ export async function getMetahash(call: CUploadCode | CUploadProgram | CVoucherC
 
   return null;
 }
+
+const prefix = stringToU8a('outgoing');
+const nonces = Array.from({ length: 512 }, (_v, i) => CreateType.create('u32', i).toU8a());
+
+export async function findChildMessageId(parentId: string, idToFind: string, startNonce: number = 0) {
+  const msgId = u8aToU8a(parentId);
+
+  for (let i = startNonce; i < nonces.length; i++) {
+    const childId = blake2AsHex(u8aConcat(prefix, msgId, nonces[i]));
+
+    if (childId === idToFind) {
+      return { parentId, nonce: i };
+    }
+  }
+
+  throw Error('Child id not found');
+}
diff --git a/idea/squid/tsconfig.json b/idea/squid/tsconfig.json
index 03553c22ba..bc31f23382 100644
--- a/idea/squid/tsconfig.json
+++ b/idea/squid/tsconfig.json
@@ -5,7 +5,10 @@
     "emitDecoratorMetadata": true,
     "experimentalDecorators": true,
     "allowSyntheticDefaultImports": true,
-    "strict": false
+    "strict": false,
+    "paths": {
+      "@/*": ["./src/*"]
+    }
   },
   "include": ["src"]
 }
diff --git a/yarn.lock b/yarn.lock
index e596c5315f..36c5536e71 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6597,6 +6597,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/redis@npm:^4.0.11":
+  version: 4.0.11
+  resolution: "@types/redis@npm:4.0.11"
+  dependencies:
+    redis: "*"
+  checksum: 4b2d252368a7dc78738a98a8bcc817f92ca097511a901427628566f24f53998a2b1b524a85dea6a19307d4a95b55bd7d5a6ad7cc944ae8f39e54ca2f28ddf893
+  languageName: node
+  linkType: hard
+
 "@types/resolve@npm:1.17.1":
   version: 1.17.1
   resolution: "@types/resolve@npm:1.17.1"
@@ -12188,9 +12197,11 @@ __metadata:
     "@subsquid/typeorm-migration": 1.3.0
     "@subsquid/typeorm-store": 1.5.1
     "@types/node": 20.12.7
+    "@types/redis": ^4.0.11
     dotenv: 16.4.5
     indexer-db: "workspace:^"
     pg: 8.11.5
+    redis: ^4.7.0
     sails-js: ^0.1.9
     ts-node-dev: ^2.0.0
     typeorm: 0.3.20
@@ -16615,7 +16626,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"redis@npm:^4.6.15, redis@npm:^4.6.8":
+"redis@npm:*, redis@npm:^4.6.15, redis@npm:^4.6.8, redis@npm:^4.7.0":
   version: 4.7.0
   resolution: "redis@npm:4.7.0"
   dependencies: