[docs] Update readme

README.md

@@ -98,6 +98,12 @@ NetJSON format used internally is based on [networkgraph](http://netjson.org/rfc
 
   Whether to allow switching between graph and map render or not. You can also set it `true` to enable it.
 
+- `maxPointsFetched`
+
+  **Default**: `10000`
+
+  The maximum number of nodes to fetch from the server.
+
 - `dealDataByWorker`
 
   The url to the worker file if you want to deal the data by a worker.
@@ -505,6 +511,11 @@ Demo is [here](https://openwisp.github.io/netjsongraph.js/examples/netjson-dateP
 
   Parse JSONParam (string|object), return Promise object.
 
+- `paginatedDataParse`
+
+  Parse paginated response from the server. It accepts `JSONParam` as a parameter. It uses cursor-based pagination by default. If you want to parse from the server that uses some other pagination logic, you can override this method using `setUtils`
+  method.
+
 - `isObject`
 
   Check if the param is object.

src/js/netjsongraph.core.js

@@ -70,6 +70,10 @@ class NetJSONGraph {
         }
 
         if (this.type === "netjson") {
+          JSONData.nodes.splice(
+            this.config.maxPointsFetched - 1,
+            JSONData.nodes.length - this.config.maxPointsFetched,
+          );
           this.config.prepareData.call(this, JSONData);
         }
         this.data = JSONData;