* service name: vaccounts
service.push_liquid_account_transaction
* account name of contract with LiquidAcount code deployed
* private key of LiquidAccount
* action name: regaccount to register new account
* vaccount - name of LiquidAccount
const service = await (await getClient()).service('vaccounts', "vacctstst123");
const response = await service.push_liquid_account_transaction(
"5JMUyaQ4qw6Zt816B1kWJjgRA5cdEE6PhCb2BW45rU8GBEDa1RC",