I have 3 accounts i want to split payments to. The main account and two sub accounts. I have passed the hidden field as: <input type="hidden" name="split" value="{{ json_encode($array = ['type' => 'flat','bearer_type' => 'account','subaccounts' => [['subaccount'=>'ACCT_a0bz0z7wyq8juju','share'=>5000],['subaccount'=>'ACCT_5aqepf61f6cyuyi','share'=>2000]]]) }}" > but it didn't work. Please i need help.