@Override
    public String toString() {
      return "{"
          + "protocolVersion="
          + protocolVersion
          + ", networkId="
          + networkId
          + ", totalDifficulty="
          + totalDifficulty
          + ", bestHash="
          + bestHash
          + ", genesisHash="
          + genesisHash
          + ", forkId="
          + forkId
          + ", blockRange="
          + blockRange
          + '}';
    }
Return The block range of the associated node's local blockchain. (Eth/69)

@return The block range of the associated node's local blockchain.
ethereum/eth/src/main/java/org/hyperledger/besu/ethereum/eth/messages/StatusMessage.java