Hello. This is Klaytn API Service team.
Please refer to the following information about Klaytn API Service Anchor API.
Anchor API executes anchoring (sending a private chain block has to the main chain to check the private chain’s data integrity and this transaction can be used to store the private chain data automatically in the main chain) private chain (including service chain) data to Klaytn’s main chain through a simple API call.
If you would like to know more about Anchor API, you can check Klaytn Docs for further details.
Klaytn API Service team.