fix: bitcoin recipient and amount retrieval

Author: georgeroman

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@reservoir0x/relay-protocol-sdk",
-  "version": "0.0.55",
+  "version": "0.0.56",
   "description": "Relay protocol SDK",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",

src/messages/v2.1/depository-withdrawal.ts

@@ -838,20 +838,8 @@ export const getDecodedWithdrawalAmount = (
     }
 
     case "bitcoin-vm": {
-      try {
-        const psbt = bitcoin.Psbt.fromHex(decodedWithdrawal.withdrawal.psbt);
-        const tx = psbt.extractTransaction(false);
-        const totalAmount = tx.outs.reduce((sum, output) => {
-          return sum + output.value;
-        }, 0);
-        return totalAmount.toString();
-      } catch (error) {
-        throw new Error(
-          `Failed to decode PSBT: ${
-            error instanceof Error ? error.message : String(error)
-          }`
-        );
-      }
+      const psbt = bitcoin.Psbt.fromHex(decodedWithdrawal.withdrawal.psbt);
+      return psbt.txOutputs[0].value.toString();
     }
 
     case "hyperliquid-vm": {
@@ -902,26 +890,9 @@ export const getDecodedWithdrawalRecipient = (
     }
 
     case "bitcoin-vm": {
-      try {
-        const psbt = bitcoin.Psbt.fromHex(decodedWithdrawal.withdrawal.psbt);
-        const tx = psbt.extractTransaction(false);
-        if (tx.outs.length === 0) {
-          throw new Error("Transaction has no outputs");
-        }
-        // Extract address from the first output
-        const firstOutput = tx.outs[0];
-        const address = bitcoin.address.fromOutputScript(
-          firstOutput.script,
-          bitcoin.networks.bitcoin
-        );
-        return address;
-      } catch (error) {
-        throw new Error(
-          `Failed to decode PSBT: ${
-            error instanceof Error ? error.message : String(error)
-          }`
-        );
-      }
+      const psbt = bitcoin.Psbt.fromHex(decodedWithdrawal.withdrawal.psbt);
+      const firstOutput = psbt.txOutputs[0];
+      return bitcoin.address.fromOutputScript(firstOutput.script);
     }
 
     case "hyperliquid-vm": {