code: function readStorage (cb) {
    // we need to create a copy of the state root
    var storageTrie = stateTrie.copy()
  
    // Since we are using a copy we won't change the
    // root of `stateTrie`
    storageTrie.root = storageRoot
  
    var stream = storageTrie.createReadStream()
  
    console.log('------Storage------')
  
    // prints all of the keys and values in the storage trie
    stream.on('data', function (data) {
      // remove the 'hex' if you want to see the ascii values
      console.log('key: ' + data.key.toString('hex'))
      console.log('Value: ' + rlp.decode(data.value).toString())
    })
  
    stream.on('end', cb)
  }
docs: So if everything went right we should have "null_radix" stored at "0x9bdf9e2cc4dfa83de3c35da792cdf9b9e9fcfabd". To see this we need to print out the name register's storage trie. reads and prints the storage of a contract