$this->id, 'wallet_id' => (int) $this->wallet_id, 'bill_no' => (int) $this->bill_no, 'trans_type'=>(int) $this->trans_type, 'amount' => (double) $this->amount, 'currency_id' => (int) $this->currency_id, 'original_amount' => (double) $this->original_amount, 'original_currency_id' => (int) $this->original_currency_id, 'currency_rate' => (double) $this->currency_rate ]; } }