Decode create account with seed instructions

src/components/instructions/LabelValue.js

@@ -2,9 +2,9 @@ import React from 'react';
 import Link from '@material-ui/core/Link';
 import Typography from '@material-ui/core/Typography';
 
-export default function LabelValue({ label, value, link = false, onClick }) {
+export default function LabelValue({ label, value, link = false, onClick, gutterBottom }) {
   return (
-    <Typography>
+    <Typography gutterBottom={gutterBottom}>
       {label}:{' '}
       {link ? (
         <Link href="#" onClick={onClick}>

src/components/instructions/SystemInstruction.js

@@ -4,6 +4,7 @@ import LabelValue from './LabelValue';
 
 const TYPE_LABELS = {
   systemCreate: 'Create account',
+  systemCreateWithSeed: 'Create account with seed',
   systemTransfer: 'Transfer SOL',
 };
 

src/components/instructions/UnknownInstruction.js

@@ -17,9 +17,10 @@ export default function UnknownInstruction({ instruction, onOpenAddress }) {
         label='Program'
         value={instruction.programId?.toBase58()}
         link={true}
+        gutterBottom={true}
         onClick={() => onOpenAddress(instruction.programId.toBase58())}
       />
-      {instruction.accountMetas.map((accountMeta, index) => {
+      {instruction.accountMetas && instruction.accountMetas.map((accountMeta, index) => {
           return (
             <>
               <LabelValue
@@ -29,7 +30,7 @@ export default function UnknownInstruction({ instruction, onOpenAddress }) {
                 link={true}
                 onClick={() => onOpenAddress(accountMeta.publicKey.toBase58())}
               />
-              <Typography gutterBottom>isWritable: {accountMeta.isWritable.toString()}</Typography>
+              <Typography gutterBottom>Writable: {accountMeta.isWritable.toString()}</Typography>
             </>
           );
         })}

src/pages/PopupPage.js

@@ -485,6 +485,7 @@ function ApproveSignatureForm({
             onOpenAddress={onOpenAddress}
           />
         );
+      case 'systemCreateWithSeed':
       case 'systemCreate':
       case 'systemTransfer':
         return (