fix: update link to json-rpc doc

Author: stdevMac

pages/operators/node-operators/json-rpc.mdx

@@ -1021,7 +1021,7 @@ The OP Stack supports multiple execution client implementations. Each client imp
 
     Nethermind is a high-performance execution client implementation written in C#. The Nethermind client has been adapted to support OP Stack chains, providing an alternative execution client option for node operators.
 
-    The execution engine's RPC interface is identical to [the upstream Nethermind RPC interface](https://docs.nethermind.io/nethermind/ethereum-client/json-rpc). The responses are nearly identical too, except we also include the L1 gas usage and price information.
+    The execution engine's RPC interface is identical to [the upstream Nethermind RPC interface](https://docs.nethermind.io/interacting/json-rpc-server/). The responses are nearly identical too, except we also include the L1 gas usage and price information.
   </Tabs.Tab>
 </Tabs>