@Override
  default boolean isCompatibleWithEngineApi() {
    return true;
  }
Prepare payload identifier.

@param parentHeader the parent header
@param timestamp the timestamp
@param prevRandao the prev randao
@param feeRecipient the fee recipient
@param withdrawals the optional list of withdrawals
@param parentBeaconBlockRoot optional root hash of the parent beacon block
@return the payload identifier
consensus/merge/src/main/java/org/hyperledger/besu/consensus/merge/blockcreation/MergeMiningCoordinator.java