@Override
  protected SnapDataRequest createChildNodeDataRequest(final Hash childHash, final Bytes location) {
    return createAccountTrieNodeDataRequest(
        childHash, getRootHash(), location, getSubLocation(location));
  }
Represents a healing request for an account trie node.
ethereum/eth/src/main/java/org/hyperledger/besu/ethereum/eth/sync/snapsync/request/heal/AccountTrieNodeHealingRequest.java