Update Readme.

Author: rachinkapoor

README.md

@@ -27,7 +27,7 @@ Initialize the SDK object:
 
 ```java
 // the latest valid API endpoint is "https://sandboxapi.ost.com/v1/", this may change in the future
-HashMap <String,Object> sdkConfig = new HashMap<>();
+HashMap <String,Object> sdkConfig = new HashMap<String,Object>();
 sdkConfig.put("apiEndpoint","https://sandboxapi.ost.com/v1/");
 sdkConfig.put("apiKey","[YOUR_API_KEY]");
 sdkConfig.put("apiSecret","[YOUR_API_SECRET]");
@@ -44,7 +44,7 @@ com.ost.services.v1.Users userService = services.users;
 Create a new user:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 params.put("name", "Alice");
 JsonObject response = userService.create( params );
 System.out.println("response: " + response.toString() );
@@ -53,7 +53,7 @@ System.out.println("response: " + response.toString() );
 Edit an existing user:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 params.put("id", "1234-1928-1081dsds-djhksjd");
 params.put("name", "Bob");
 JsonObject response = userService.edit( params );
@@ -63,7 +63,7 @@ System.out.println("response: " + response.toString() );
 Get an existing user:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 params.put("id", "1234-1928-1081dsds-djhksjd");
 JsonObject response = userService.get( params );
 System.out.println("response: " + response.toString() );
@@ -72,7 +72,7 @@ System.out.println("response: " + response.toString() );
 Get a list of users and other data:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 JsonObject response = userService.list( params );
 System.out.println("response: " + response.toString() );
 ```
@@ -86,7 +86,7 @@ com.ost.services.v1.Airdrops airdropService = services.airdrops;
 Execute Airdrop:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 params.put("amount": 1);
 params.put("user_ids": "f87346e4-61f6-4d55-8cb8-234c65437b01");
 JsonObject response = airdropService.execute( params );
@@ -96,7 +96,7 @@ System.out.println("response: " + response.toString() );
 Get Airdrop Status:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 params.put("id": 'ecd9b0b2-a0f4-422c-95a4-f25f8fc88334');
 JsonObject response = airdropService.get( params );
 System.out.println("response: " + response.toString() );
@@ -105,7 +105,7 @@ System.out.println("response: " + response.toString() );
 List Airdrop
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 params.put("page_no", 1);
 params.put("limit", 50);
 params.put("current_status", "processing,complete");
@@ -123,7 +123,7 @@ com.ost.services.v1.Token tokenService = services.token;
 Get details:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 JsonObject response = tokenService.get( params );
 System.out.println("response: " + response.toString() );
 ```
@@ -138,7 +138,7 @@ com.ost.services.v1.Actions transactionService = services.actions;
 Create a new action:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 params.put("name", "Voteup");
 params.put("kind", "user_to_user");
 params.put("currency", "USD");
@@ -153,7 +153,7 @@ System.out.println("response: " + response.toString() );
 Edit an action:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 params.put("id", 22599);
 params.put("name", "Like");
 JsonObject response = actionService.edit( params );
@@ -162,7 +162,7 @@ JsonObject response = actionService.edit( params );
 Get an action:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 params.put("id", 22599);
 JsonObject response = actionService.get( params );
 System.out.println("response: " + response.toString() );
@@ -171,7 +171,7 @@ System.out.println("response: " + response.toString() );
 List actions:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 JsonObject response = actionService.list( params );
 System.out.println("response: " + response.toString() );
 ```
@@ -185,7 +185,7 @@ com.ost.services.v1.Transactions transactionService = services.transactions;
 Execute Transaction:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 params.put("from_user_id", "0a201640-77a7-49c8-b289-b6b5d7325323");
 params.put("to_user_id", "24580db2-bf29-4d73-bf5a-e1d0cf8c8928");
 params.put("action_id", "22599");
@@ -196,15 +196,15 @@ System.out.println("response: " + response.toString() );
 Get Transaction Status:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 params.put("id", "84d97848-074f-4a9a-a214-19076cfe9dd1");
 JsonObject response = transactionService.get( params );
 ```
 
 List Transactions:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 params.put("page_no", 1);
 params.put("limit", 10);
 JsonObject response = transactionService.list( params );
@@ -220,7 +220,7 @@ com.ost.services.v1.Transfer transferService = ostObj.services.transfers;
 Execute ST Prime Transfer:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 params.put("to_address", "0xd2b789293674faEE51bEb2d0338d15401dEbfdE3");
 params.put("amount", 1);
 JsonObject response = transferService.execute( params );
@@ -230,7 +230,7 @@ System.out.println("response: " + response.toString() );
 Get Transfer Status:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 params.put("id", "38895b82-737e-4b23-b111-fec96e52f3b2");
 JsonObject response = transferService.get( params );
 System.out.println("response: " + response.toString() );
@@ -239,6 +239,6 @@ System.out.println("response: " + response.toString() );
 List Transfers:
 
 ```java
-HashMap <String,Object> params = new HashMap<>();
+HashMap <String,Object> params = new HashMap<String,Object>();
 JsonObject response = transferService.list( params );
 ```