ctx context.Context,
request *p.InternalDeleteHistoryNodesRequest,
branchInfo := request.BranchInfo
nodeID := request.NodeID
txnID := request.TransactionID
shardID := request.ShardID
if nodeID < p.GetBeginNodeID(branchInfo) {
return &p.InvalidPersistenceRequestError{
Msg: "cannot append to ancestors' nodes",