feat(root): enable passing apiKey for recovery on eth likes

- also added example for how to generate an unsigned tx

Ticket: WP-5348

Author: mohammadalfaiyazbitgo

examples/ts/eth/recover-eth.ts

@@ -0,0 +1,47 @@
+/**
+ * Recover ETH from a multi-sig wallet
+ *
+ * This script demonstrates how to generate an unsigned recovery transaction for a
+ * Multi-Sig ETH wallet.
+ */
+
+import { BitGo } from 'bitgo';
+import { Hteth } from '@bitgo/sdk-coin-eth';
+
+// Set up BitGo object
+const bitgo = new BitGo({ env: 'test' }); // change to 'prod' for mainnet
+bitgo.register('hteth', Hteth.createInstance);
+
+async function recoverEth() {
+  try {
+    // Use the recovery with API key for output
+    const recovery = (await (bitgo.coin('hteth') as Hteth).recover({
+      userKey: 'user-public-key',
+      backupKey: 'backup-public-key',
+      walletContractAddress: 'Address-of-your-multisig-wallet',
+      recoveryDestination: 'Address-To-Recover-Funds-To',
+      isUnsignedSweep: true,
+      apiKey: 'Add Your Etherscan ApiKey here',
+    })) as any;
+
+    // Print the recovery transaction hex
+    console.log('Recovery transaction hex:');
+    console.log(recovery.tx);
+
+    // Print additional information
+    console.log('\nFull recovery object:', JSON.stringify(recovery, null, 2));
+
+    return recovery;
+  } catch (e) {
+    console.error('Error performing recovery:', e);
+    throw e;
+  }
+}
+
+// Execute the recovery function
+recoverEth()
+  .then(() => process.exit(0))
+  .catch((e) => {
+    console.error(e);
+    process.exit(1);
+  });