set timeout after simulation and before sign

src/contract_client/sent_transaction.ts

@@ -1,5 +1,5 @@
 import type { ContractClientOptions, Tx } from "./types";
-import { SorobanRpc, TransactionBuilder } from "..";
+import { SorobanDataBuilder, SorobanRpc, TransactionBuilder } from "..";
 import { DEFAULT_TIMEOUT, withExponentialBackoff } from "./utils";
 import { AssembledTransaction } from "./assembled_transaction";
 
@@ -72,6 +72,17 @@ export class SentTransaction<T> {
 
   private send = async (): Promise<this> => {
     const timeoutInSeconds = this.assembled.options.timeoutInSeconds ?? DEFAULT_TIMEOUT
+    const timeoutTimestamp =
+      Math.floor(Date.now() / 1000) + timeoutInSeconds + 1;
+    this.assembled.built = TransactionBuilder.cloneFrom(this.assembled.built!, {
+      fee: this.assembled.built!.fee,
+      timebounds: {
+        minTime: 0,
+        maxTime: timeoutTimestamp,
+      },
+    })
+      .setSorobanData(new SorobanDataBuilder(this.assembled.simulationData.transactionData.toXDR("base64")).build())
+      .build();
 
     const signature = await this.signTransaction!(
       // `signAndSend` checks for `this.built` before calling `SentTransaction.init`

src/contract_client/utils.ts

@@ -1,7 +1,7 @@
 /**
  * The default timeout for waiting for a transaction to be included in a block.
  */
-export const DEFAULT_TIMEOUT = 10;
+export const DEFAULT_TIMEOUT = 60;
 
 /**
  * Keep calling a `fn` for `timeoutInSeconds` seconds, if `keepWaitingIf` is true.