// In your functional component or elsehwere
const onEstimateReceiver = (estimationData) => {
  console.log(
    'This is the cost estimate for all the batches',
    estimationData,
  );
}
// In your render or as a component...
<EtherspotBatches onEstimated={onEstimateReceiver}>
  <EtherspotBatch>
    {/*
      Within the <EtherspotBatch /> component,
      you can add 1 or more <EtherspotTransaction />
      tags to be performed together and at the same
      time (i.e. within the same "batch").
    */}
  </EtherspotBatch>
</EtherspotBatches>