[ADHOC] sign typedData using signer.privateKey (#411)

Author: mmackz

.changeset/seven-ducks-invite.md

@@ -0,0 +1,5 @@
+---
+"@boostxyz/sdk": patch
+---
+
+fix issue with privkey format in limitedSignerValidator

packages/sdk/src/Validators/LimitedSignerValidator.ts

@@ -602,10 +602,7 @@ export async function prepareLimitedSignerValidatorClaimDataPayload({
     },
   };
 
-  const trustedSignature = await signTypedData({
-    ...typedData,
-    privateKey: signer.key,
-  });
+  const trustedSignature = await signer.privateKey.signTypedData(typedData);
 
   // Prepare the claim data payload using the new helper
   const validatorData = prepareLimitedSignerValidatorInputParams({