@Override
  public void writeTo(final RLPOutput rlpOutput) {
    // RLP encode of the message data content (round identifier and prepared certificate)
    rlpOutput.startList();
    writeConsensusRound(rlpOutput);

    rlpOutput.startList();
    preparedRoundMetadata.ifPresent(prm -> prm.writeTo(rlpOutput));
    rlpOutput.endList();

    rlpOutput.endList();
  }
Gets prepared round metadata.

@return the prepared round metadata
consensus/qbft-core/src/main/java/org/hyperledger/besu/consensus/qbft/core/payload/RoundChangePayload.java