feat: pass currencyHyperliquidSymbol as additional data

Author: georgeroman

src/api/requests/withdrawals/v1.ts

@@ -66,7 +66,9 @@ const Schema = {
       description:
         "Signature attesting the owner authorized this particular withdrawal request",
     }),
-    submitWithdrawalRequestParams: Type.Optional(SubmitWithdrawalRequestParamsSchema),
+    submitWithdrawalRequestParams: Type.Optional(
+      SubmitWithdrawalRequestParamsSchema
+    ),
     additionalData: Type.Optional(
       Type.Object(
         {
@@ -107,6 +109,13 @@ const Schema = {
               }),
             })
           ),
+          "hyperliquid-vm": Type.Optional(
+            Type.Object({
+              currencyHyperliquidSymbol: Type.String({
+                description: "The Hyperliquid symbol of the currency",
+              }),
+            })
+          ),
         },
         {
           description:

src/services/request-handler/index.ts

@@ -378,6 +378,13 @@ export class RequestHandlerService {
 
       case "hyperliquid-vm": {
         if (request.mode === "onchain") {
+          const additionalData = request.additionalData?.["hyperliquid-vm"];
+          if (!additionalData) {
+            throw externalError(
+              "Additional data is required for generating the withdrawal request"
+            );
+          }
+
           ({ id, encodedData, payloadId, payloadParams } =
             await this._submitWithdrawRequest(chain, request));