diff --git a/src/TransactionBuilder.php b/src/TransactionBuilder.php
index a2415c5..e381825 100644
--- a/src/TransactionBuilder.php
+++ b/src/TransactionBuilder.php
@@ -36,12 +36,16 @@ public function __construct(Tron $tron)
      * @return array
      * @throws TronException
      */
-    public function sendTrx($to, $amount, $from)
+    public function sendTrx($to, $amount, string $from = null)
     {
         if (!is_float($amount) || $amount < 0) {
             throw new TronException('Invalid amount provided');
         }
 
+        if(!is_null($from)) {
+            $from = $this->tron->address['hex'];
+        }
+
         $to = $this->tron->address2HexString($to);
         $from = $this->tron->address2HexString($from);
 
diff --git a/src/Tron.php b/src/Tron.php
index 2e5a88a..eecdc49 100644
--- a/src/Tron.php
+++ b/src/Tron.php
@@ -16,6 +16,7 @@
 
 namespace IEXBase\TronAPI;
 
+use BN\BN;
 use Elliptic\EC;
 use IEXBase\TronAPI\Support\Base58;
 use IEXBase\TronAPI\Support\Base58Check;
@@ -25,6 +26,7 @@
 use IEXBase\TronAPI\Support\Utils;
 use IEXBase\TronAPI\Provider\HttpProviderInterface;
 use IEXBase\TronAPI\Exception\TronException;
+use kornrunner\Secp256k1;
 
 /**
  * A PHP API for interacting with the Tron (TRX)
@@ -81,13 +83,6 @@ class Tron implements TronInterface
     */
     protected $manager;
 
-    /**
-     * Online sign
-     *
-     * @var boolean
-    */
-    protected $isOnlineSign = false;
-
     /**
      * Object Result
      *
@@ -147,6 +142,15 @@ public static function make(?HttpProviderInterface $fullNode = null,
         return new static($fullNode, $solidityNode, $eventServer, $signServer, $privateKey);
     }
 
+    /**
+     * Фасад для Laravel
+     *
+     * @return Tron
+    */
+    public function getFacade(): Tron {
+        return $this;
+    }
+
     /**
      * Enter the link to the manager nodes
      *
@@ -239,18 +243,6 @@ public function setPrivateKey(string $privateKey): void
         $this->privateKey = $privateKey;
     }
 
-    /**
-     * Set online sign
-     *
-     * @param bool $sign
-     * @return Tron
-     */
-    public function setIsOnlineSign(bool $sign): Tron
-    {
-        $this->isOnlineSign = $sign;
-        return $this;
-    }
-
     /**
      * Enter your account address
      *
@@ -677,6 +669,7 @@ public function sendTransaction(string $to, float $amount, string $message= null
         $transaction = $this->transactionBuilder->sendTrx($to, $amount, $from);
         $signedTransaction = $this->signTransaction($transaction, $message);
 
+
         $response = $this->sendRawTransaction($signedTransaction);
         return array_merge($response, $signedTransaction);
     }
@@ -737,17 +730,8 @@ public function signTransaction($transaction, string $message = null): array
             $transaction['raw_data']['data'] = $this->stringUtf8toHex($message);
         }
 
-        // Online sign tx
-        if ($this->isOnlineSign == true)
-        {
-            return $this->manager->request('wallet/gettransactionsign', [
-                'transaction'   => $transaction,
-                'privateKey'    => $this->privateKey
-            ]);
-        }
 
         $signature = Support\Secp::sign($transaction['txID'], $this->privateKey);
-
         $transaction['signature'] = [$signature];
 
         return $transaction;
@@ -1297,10 +1281,10 @@ public function getAccountResources(string $address = null)
     /**
      * Create a new account
      *
-     * @return array
+     * @return TronAddress
      * @throws TronException
      */
-    public function createAccount(): array
+    public function createAccount(): TronAddress
     {
         return $this->generateAddress();
     }
diff --git a/src/TronAwareTrait.php b/src/TronAwareTrait.php
index 8223ebf..66711fa 100644
--- a/src/TronAwareTrait.php
+++ b/src/TronAwareTrait.php
@@ -3,7 +3,6 @@
 namespace IEXBase\TronAPI;
 
 use IEXBase\TronAPI\Support\{Base58Check, BigInteger, Keccak};
-
 trait TronAwareTrait
 {
     /**