Update README

Author: IhorSotnyk

README.md

@@ -23,93 +23,89 @@ This framework is published at the TestPyPI, install it with pip:
 ### Methods
 
 Get currencies
-
 ```python
 >>> mng.get_currency()
 [
-  200,
-  [
-    {
-      "currencyCodeA": 840,
-      "currencyCodeB": 980,
-      "date": 1702591273,
-      "rateBuy": 36.95,
-      "rateSell": 37.4406
-    },
-    {
-      "currencyCodeA": 978,
-      "currencyCodeB": 980,
-      "date": 1702623973,
-      "rateBuy": 40.35,
-      "rateSell": 41.1404
-    },
-    {
-      "currencyCodeA": 978,
-      "currencyCodeB": 840,
-      "date": 1702623973,
-      "rateBuy": 1.086,
-      "rateSell": 1.1025
-    },
-    ...
-  ]
+  {
+    "currencyCodeA": 840,
+    "currencyCodeB": 980,
+    "date": 1702591273,
+    "rateBuy": 36.95,
+    "rateSell": 37.4406
+  },
+  {
+    "currencyCodeA": 978,
+    "currencyCodeB": 980,
+    "date": 1702623973,
+    "rateBuy": 40.35,
+    "rateSell": 41.1404
+  },
+  {
+    "currencyCodeA": 978,
+    "currencyCodeB": 840,
+    "date": 1702623973,
+    "rateBuy": 1.086,
+    "rateSell": 1.1025
+  },
+  ...
 ]
 ```
 
 Get client info
-
 ```python
 >>> mng.get_client_info()
-[
-  200,
-  {
-    "clientId": "xxxxxxxxxx",
-    "name": "Lastname Firstname",
-    "webHookUrl": "",
-    "permissions": "psfj",
-    "accounts": [
-      {
-        "id": "xxxxxxxxxxxxxxxxxxxxxx",
-        "sendId": "xxxxxxxxxx",
-        "currencyCode": 980,
-        "cashbackType": "UAH",
-        "balance": 1341,
-        "creditLimit": 0,
-        "maskedPan": [
-          "xxxxxx******xxxx"
-        ],
-        "type": "black",
-        "iban": "UAxxxxxxxxxxxxxxxxxxxxxxxxxxx"
-      }
-    ]
-  }
-]
+{
+  "clientId": "xxxxxxxxxx",
+  "name": "Last name First name",
+  "webHookUrl": "",
+  "permissions": "psfj",
+  "accounts": [
+    {
+      "id": "xxxxxxxxxxxxxxxxxxx",
+      "sendId": "xxxxxxxxxx",
+      "currencyCode": 980,
+      "cashbackType": "UAH",
+      "balance": xxxxx,
+      "creditLimit": 0,
+      "maskedPan": [
+        "xxxxxx******xxxx"
+      ],
+      "type": "black",
+      "iban": "UAxxxxxxxxxxxxxxxxxxxxxxxxxxx"
+    }
+  ]
+}
+```
 
+Get balance
+```python
+>>> mng.get_balance()
+{
+  "balance": x.xx
+}
 ```
 
 Get statement
 ```python
 >>> period = 31
 >>> mng.get_statement(period)
 [
-  200,
-  [
-    {
-      "id": "xxxxxxxxxxxxxxxxxx",
-      "time": 1702464077,
-      "description": "Файно Маркет",
-      "mcc": 5499,
-      "originalMcc": 5499,
-      "amount": -46030,
-      "operationAmount": -46030,
-      "currencyCode": 980,
-      "commissionRate": 0,
-      "cashbackAmount": 460,
-      "balance": 1341,
-      "hold": false,
-      "receiptId": "xxxx-xxxx-xxxx-xxxx"
-    },
+  {
+    "id": "xxxxxxxxxxxxxxxxxx",
+    "time": xxxxxxxxxx,
+    "description": "xxxx xxxxx",
+    "mcc": xxxx,
+    "originalMcc": xxxx,
+    "amount": -xxxxx,
+    "operationAmount": -xxxxx,
+    "currencyCode": xxx,
+    "commissionRate": x,
+    "cashbackAmount": xxx,
+    "balance": xxxx,
+    "hold": false,
+    "receiptId": "xxxx-xxxx-xxxx-xxxx"
+  },
   ...
-  ]
 ]
 ```