Accept keys with or without hex prefix

README.md

@@ -54,7 +54,15 @@ Registering records in registry requires an account. To get account private key
 laconicd keys export alice --keyring-backend test  --unarmored-hex --unsafe
 ```
 
-In `config.yml` file assign the account private key to `userKey`.
+In `config.yml` file assign the account private key to `userKey`:
+
+```yml
+services:
+  registry:
+    ..
+    userKey: "<user-key>"
+    ..
+```
 
 ## Gas and Fees
 

src/util/common.ts

@@ -6,11 +6,16 @@ export const getConnectionInfo = (argv: Arguments, config: any) => {
 
   const result = {
     ...config,
+    userKey: stripHexPrefix(config.userKey),
     ...clean({ server, userKey, bondId, txKey, chainId }),
-    privateKey: txKey || userKey || config.userKey,
+    privateKey: stripHexPrefix(txKey || userKey || config.userKey),
     gas: String(gas || config.gas),
     fees: String(fees || config.fees)
   };
 
   return result;
 };
+
+function stripHexPrefix (hex: string): string {
+  return hex && hex.startsWith('0x') ? hex.slice(2) : hex;
+}