Update README.md

Author: TonioMacaronio

README.md

@@ -31,19 +31,37 @@
   * [License](#license)
 
 ---
-  - [Usage Doc](https://github.com/matter-labs/web3swift/blob/develop/Documentation/Usage.md)
-	- **Account Management** 
-		- [Create Account](https://github.com/matter-labs/web3swift/blob/develop/Documentation/Usage.md#create-account)
-		- [Import Account](https://github.com/matter-labs/web3swift/blob/develop/Documentation/Usage.md#import-account)
-		- [Manage Keystore](https://github.com/matter-labs/web3swift/blob/develop/Documentation/Usage.md#manage-keystore)
-		- [Ethereum Address](https://github.com/matter-labs/web3swift/blob/develop/Documentation/Usage.md#ethereum-address)
-		- [Get Balance](https://github.com/matter-labs/web3swift/blob/develop/Documentation/Usage.md#get-balance)
-	- **Transactions Operations** 
-		- [Prepare Transaction](https://github.com/matter-labs/web3swift/blob/develop/Documentation/Usage.md#prepare-transaction)
-		- [Send Transaction](https://github.com/matter-labs/web3swift/blob/develop/Documentation/Usage.md#send-transaction)
-	- **Chain State** 
-		- [Get Block Number](https://github.com/matter-labs/web3swift/blob/develop/Documentation/Usage.md#get-block-number)
-
+  - [Usage Doc](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md)
+  	- **[Introduction](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#introduction)**
+		- *[Preffered models](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#preffered-models)*
+			-[Preffered keys Wallet Model](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#preffered-keys-wallet-model-account)
+			-[Preffered ERC-20 Model](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#preffered-erc-20-model)
+	- **[Account Management](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#account-management)**
+		- *[Create Account](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#create-account)*
+			-[Create Account With Private Key](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#create-account-with-private-key)
+			-[Create Account With Mnemonics Phrase](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#create-account-with-mnemonics-phrase)
+		- *[Import Account](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#create-account)*
+			-[Import Account With Private Key](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#import-account-with-private-key)
+			-[Import Account With Mnemonics Phrase](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#import-account-with-mnemonics-phrase)
+		- [Get Keystore Manager from wallet data](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#get-keystore-manager-from-wallet-data)
+		- [Get wallet Private key](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#get-wallet-private-key)
+	- **[Ethereum Endpoints interaction](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#ethereum-endpoints-interaction)**
+		- [web3 instance](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#web3-instance)
+		- [Ethereum Address](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#ethereum-address)
+		- *[Get Balance](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#get-balance)*
+			-[Getting ETH balance](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#getting-eth-balance)
+			-[Getting ERC20 token balance](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#getting-erc20-token-balance)
+		- *[Transactions Operations](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#transactions-operations)*
+			-[Preparing Transaction For Sending Ether](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#preparing-transaction-for-sending-ether)
+			-[Preparing Transaction For Sending ERC-20 Tokens](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#preparing-transaction-for-sending-erc-20-tokens)
+			-[Preparing Write Transaction for sending to some Contract and use its method](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#preparing-write-transaction-for-sending-to-some-contract-and-use-its-method)
+			-[Preparing Read Transaction to call some Contract method](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#preparing-read-transaction-to-call-some-contract-method)
+			-[Send write transaction](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#writing)
+			-[Send read transaction](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#reading)
+		- [Get Block number](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#get-block-number)
+	- **[Infura Websockets](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#infura-websockets)**
+		- [Subscribe on new pending transactions](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#subscribe-on-new-pending-transactions)
+		- [Get latest new pending transactions](https://github.com/matter-labs/web3swift/blob/documentation/Documentation/Usage.md#get-latest-new-pending-transactions)
 
 ## Ready Features