Follow the steps below.
opinitd keys add mocha-4 batch --bech32=celestia
Make sure that this new account has a sufficient balance.
opinitd tx update-batch-info CELESTIA celestia...
The proposer sends a transaction that includes an update batch info message with the new ChainType and SubmitterAddress. The bot will shut down when it encounters the MsgUpdateBatchInfo.
{
...
"da_node": {
"chain_id": "mocha-4",
"bech32_prefix": "celestia",
"rpc_address": "",
"gas_price": "",
"gas_adjustment": 1.5,
"tx_timeout": 60
}
}