diff --git a/packages/tssdk/src/helpers/network.enum.ts b/packages/tssdk/src/helpers/network.enum.ts
index 9d45349..3cc5d1d 100644
--- a/packages/tssdk/src/helpers/network.enum.ts
+++ b/packages/tssdk/src/helpers/network.enum.ts
@@ -7,6 +7,7 @@ export enum ChainAction {
   GET_WALLET = 'GET_WALLET',
   GET_NODE_SETTINGS = 'GET_NODE_SETTINGS',
   CREATE_TRANSACTION = 'CREATE_TRANSACTION',
+  EXECUTE_CALL = 'EXECUTE_CALL',
   GET_MY_CHAIN = 'GET_MY_CHAIN',
   GET_SC_CODE = 'GET_SC_CODE',
   GET_SC_STATE = 'GET_SC_STATE',
diff --git a/packages/tssdk/src/libs/network/network.ts b/packages/tssdk/src/libs/network/network.ts
index f754464..d9266ea 100755
--- a/packages/tssdk/src/libs/network/network.ts
+++ b/packages/tssdk/src/libs/network/network.ts
@@ -1,6 +1,8 @@
 import axios from 'axios';
 import createHash from 'create-hash';
 import Debug from 'debug';
+import { defaultAbiCoder as AbiCoder } from '@ethersproject/abi';
+import { encodeFunction, getAbiInputsOutputsType } from '../../helpers/abi.helper';
 import { config as cfg } from '../../config/chain.config';
 import { ChainGlobalConfig, ChainNode } from '../../typings';
 import { queueNodes, transformNodeList, transformResponse } from '../../helpers/network.helper';
@@ -258,7 +260,7 @@ export class NetworkApi {
   private incrementNodeIndex = async () => {
     this.nodeIndex += 1;
     if (this.nodeIndex >= this.currentNodes.length || this.currentNodes[this.nodeIndex].time === cfg.maxNodeResponseTime) {
-      this.currentNodes = await queueNodes(this.currentNodes);
+      this.currentNodes = await queueNodes(this.currentNodes, 5000);
       this.nodeIndex = 0;
 
       if (this.nodeIndex >= this.currentNodes.length || this.currentNodes[this.nodeIndex].time === cfg.maxNodeResponseTime) {
@@ -335,6 +337,32 @@ export class NetworkApi {
     return this.askBlockchainTo(ChainAction.CREATE_TRANSACTION, { data });
   }
 
+  public async executeCall(address: string, method: string, args: any[], abi: any) {
+    // TODO move to evmContract.scGet
+    const io = getAbiInputsOutputsType(abi, method);
+
+    const encodedFunction = encodeFunction(method, args, io.inputs);
+
+    const data = { call: '0x0', args: [`0x${encodedFunction}`], to: `0x${address}` };
+
+    const response = await this.askBlockchainTo(ChainAction.EXECUTE_CALL, { data });
+
+    if (response.result !== 'return') throw new Error(`${response.result}: ${response?.signature}`);
+
+    const results = AbiCoder.decode(io.outputs, response.bin);
+
+    let returnValue: any = results;
+
+    if (io.outputNames.length === results.length) {
+      returnValue = results.reduce((aggr, item, key) => {
+        aggr[io.outputNames[key]] = item;
+        return aggr;
+      }, {});
+    }
+
+    return results.length === 1 ? results[0] : returnValue;
+  }
+
   public async getTransactionStatus(txId: string) {
     return this.askBlockchainTo(ChainAction.GET_TRANSACTION_STATUS, { txId });
   }
@@ -374,6 +402,12 @@ export class NetworkApi {
         requestParams.data = parameters.data;
         break;
 
+      case ChainAction.EXECUTE_CALL:
+        actionUrl = '/execute/call';
+        requestParams.method = 'post';
+        requestParams.data = parameters.data;
+        break;
+
       case ChainAction.GET_TRANSACTION_STATUS:
         actionUrl = '/tx/status';
         requestParams.url = parameters.txId;
diff --git a/packages/tssdk/src/libs/transactions.ts b/packages/tssdk/src/libs/transactions.ts
index cba85c6..78a95e0 100644
--- a/packages/tssdk/src/libs/transactions.ts
+++ b/packages/tssdk/src/libs/transactions.ts
@@ -109,21 +109,15 @@ const getRegisterTxBody = async (
   referrer: string,
   powDifficulty = 16,
 ) => {
-  /**
-   * @todo move to env/const
-   */
-  const clid = `power_wallet_${process.env.GIT_HEAD_HASH}`;
-
   let body = {
     k: KIND_REGISTER,
     t: timestamp,
     nonce: '',
     h: createHash('sha256').update(publicKey).digest(),
-    e: { clid },
+    e: { },
   };
 
   if (referrer) {
-    // @ts-ignore
     body = { ...body, e: { ...body.e, referrer } };
   }