fix: parallel get version issue

src/account/default.ts

@@ -359,7 +359,7 @@ export class Account extends Provider implements AccountInterface {
  const declareContractTransaction = await this.buildDeclarePayload(declareContractPayload, {
  ...details,
  walletAddress: this.address,
- cairoVersion: await this.getCairoVersion(), // unused parameter
+ cairoVersion: undefined, // unused parameter
  });
 
  return this.declareContract(declareContractTransaction, details);
@@ -664,25 +664,24 @@ export class Account extends Provider implements AccountInterface {
  const version = versions[0];
  const safeNonce = await this.getNonceSafe(nonce);
  const chainId = await this.getChainId();
- let newAccClassHash: string;
+
+ // BULK ACTION FROM NEW ACCOUNT START WITH DEPLOY_ACCOUNT
+ const tx0Payload: any = 'payload' in invocations[0] ? invocations[0].payload : invocations[0];
+ const cairoVersion =
+ invocations[0].type === TransactionType.DEPLOY_ACCOUNT
+ ? await this.getCairoVersion(tx0Payload.classHash)
+ : await this.getCairoVersion();
 
  return Promise.all(
  ([] as Invocations).concat(invocations).map(async (transaction, index: number) => {
  const txPayload: any = 'payload' in transaction ? transaction.payload : transaction;
- // BULK ACTION FROM NEW ACCOUNT START WITH DEPLOY_ACCOUNT
- if (index === 0 && transaction.type === TransactionType.DEPLOY_ACCOUNT) {
- newAccClassHash = txPayload.classHash;
- }
-
  const signerDetails: InvocationsSignerDetails = {
  walletAddress: this.address,
  nonce: toBigInt(Number(safeNonce) + index),
  maxFee: ZERO,
  version,
  chainId,
- cairoVersion: newAccClassHash
- ? await this.getCairoVersion(newAccClassHash)
- : await this.getCairoVersion(),
+ cairoVersion,
  };
  const common = {
  type: transaction.type,