This is used to submit a transaction on SEQ.
type SubmitMsgTxArgs struct {
ChainId string `json:"chain_id"`
NetworkID uint32 `json:"network_id"`
SecondaryChainId []byte `json:"secondary_chain_id"`
Data []byte `json:"data"`
}
type SubmitMsgTxReply struct {
TxID string `json:"txId"`
}