@Override
  public JsonRpcResponse response(final JsonRpcRequestContext requestContext) {
    return new JsonRpcSuccessResponse(
        requestContext.getRequest().getId(), blockResult(requestContext));
  }
Instantiates a new Qbft get validators by block hash.

@param blockchain the blockchain
@param validatorProvider the validator provider
consensus/qbft/src/main/java/org/hyperledger/besu/consensus/qbft/jsonrpc/methods/QbftGetValidatorsByBlockHash.java