diff --git a/apps/trading-e2e/src/support/trading.ts b/apps/trading-e2e/src/support/trading.ts
index d8ae8b840..011597092 100644
--- a/apps/trading-e2e/src/support/trading.ts
+++ b/apps/trading-e2e/src/support/trading.ts
@@ -30,6 +30,7 @@ import {
   withdrawalsQuery,
   protocolUpgradeProposalsQuery,
   blockStatisticsQuery,
+  networkParamQuery,
 } from '@vegaprotocol/mock';
 import type { PartialDeep } from 'type-fest';
 import type { MarketDataQuery, MarketsQuery } from '@vegaprotocol/markets';
@@ -160,6 +161,7 @@ const mockTradingPage = (
   aliasGQLQuery(req, 'Candles', candlesQuery());
   aliasGQLQuery(req, 'Withdrawals', withdrawalsQuery());
   aliasGQLQuery(req, 'NetworkParams', networkParamsQuery());
+  aliasGQLQuery(req, 'NetworkParam', networkParamQuery);
   aliasGQLQuery(req, 'EstimateFees', estimateFeesQuery());
   aliasGQLQuery(req, 'EstimatePosition', estimatePositionQuery());
   aliasGQLQuery(req, 'ProposalsList', proposalListQuery());
diff --git a/libs/cypress/src/lib/mock-gql.ts b/libs/cypress/src/lib/mock-gql.ts
index 1303ff282..f8a9512be 100644
--- a/libs/cypress/src/lib/mock-gql.ts
+++ b/libs/cypress/src/lib/mock-gql.ts
@@ -25,6 +25,21 @@ const hasOperationName = (
   );
 };
 
+/**
+ * Extracts variables from the intercepted GQL request.
+ * @returns Intercepted variables or empty object
+ */
+const extractVariables = (req: CyHttpMessages.IncomingHttpRequest): object => {
+  const { body } = req;
+  return (
+    (typeof body === 'object' &&
+      body !== null &&
+      'variables' in body &&
+      body.variables) ||
+    {}
+  );
+};
+
 export function addMockGQLCommand() {
   Cypress.Commands.add('mockGQL', (handler: RouteHandler) => {
     cy.intercept('POST', Cypress.env('VEGA_URL'), handler).as('GQL');
@@ -36,16 +51,25 @@ export const aliasGQLQuery = (
   req: CyHttpMessages.IncomingHttpRequest,
   operationName: string,
   // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  data?: any,
+  dataOrDataGetter?: any | ((variables: Record<string, any>) => any),
   errors?: Partial<GraphQLError>[],
   headers?: Record<string, string>
 ) => {
   if (hasOperationName(req, operationName)) {
     req.alias = operationName;
+
+    let data = dataOrDataGetter;
+    if (typeof dataOrDataGetter === 'function') {
+      const variables = extractVariables(req);
+      data = dataOrDataGetter(variables);
+    }
     if (data !== undefined || errors !== undefined) {
       req.reply({
         statusCode: 200,
-        body: { ...(data && { data }), ...(errors && { errors }) },
+        body: {
+          ...(data && { data }),
+          ...(errors && { errors }),
+        },
         headers: {
           ...req.headers,
           // basic default block height header response
diff --git a/libs/network-parameters/src/network-params.mock.ts b/libs/network-parameters/src/network-params.mock.ts
index 8ee9d8c41..7ae79ab2a 100644
--- a/libs/network-parameters/src/network-params.mock.ts
+++ b/libs/network-parameters/src/network-params.mock.ts
@@ -1,6 +1,7 @@
 import merge from 'lodash/merge';
 import type {
   NetworkParamQuery,
+  NetworkParamQueryVariables,
   NetworkParamsQuery,
 } from './__generated__/NetworkParams';
 import type { PartialDeep } from 'type-fest';
@@ -20,12 +21,12 @@ export const networkParamsQuery = (
 };
 
 export const networkParamQuery = (
-  override?: PartialDeep<NetworkParamQuery>
+  variables: NetworkParamQueryVariables
 ): NetworkParamQuery => {
-  const defaultResult: NetworkParamQuery = {
-    networkParameter: networkParams[0],
+  const param = networkParams.find((p) => p.key === variables.key);
+  return {
+    networkParameter: param || null,
   };
-  return merge(defaultResult, override);
 };
 
 const networkParams = [
@@ -34,6 +35,16 @@ const networkParams = [
     key: 'governance.proposal.market.requiredMajority',
     value: '0.66',
   },
+  {
+    __typename: 'NetworkParameter' as const,
+    key: 'transfer.fee.factor',
+    value: '0.01',
+  },
+  {
+    __typename: 'NetworkParameter' as const,
+    key: 'spam.protection.minimumWithdrawalQuantumMultiple',
+    value: '10',
+  },
   {
     __typename: 'NetworkParameter' as const,
     key: 'blockchains.ethereumConfig',