src/Common/Ali/Data/Charge/BarChargeData.php
protected function getBizContent()
    {
        $content = [
            'out_trade_no'  => strval($this->order_no),
            'scene' => $this->scene,
            'auth_code' => $this->auth_code,
            'product_code' => 'FACE_TO_FACE_PAYMENT',

            'subject'       => strval($this->subject),
            // TODO 支付宝用户ID
            // 'seller_id' => $this->partner,

            'body'          => strval($this->body),
            'total_amount'  => strval($this->amount),
            // TODO 折扣金额
            // 'discountable_amount' => '',
            // TODO  业务扩展参数 订单商品列表信息，待支持
            // 'extend_params => '',
            // 'goods_detail' => '',

            'operator_id' => $this->operator_id,
            'store_id' => $this->store_id,
            'terminal_id' => $this->terminal_id,
        ];

        $timeExpire = $this->timeout_express;
        if (! empty($timeExpire)) {
            $express = floor(($timeExpire - strtotime($this->timestamp)) / 60);
            ($express > 0) && $content['timeout_express'] = $express . 'm';// 超时时间 统一使用分钟计算
        }

        return $content;
    }
protected function getBizContent()
    {
        $content = [
            'out_trade_no'  => strval($this->order_no),
            'scene' => $this->scene,
            'auth_code' => $this->auth_code,
            'product_code' => 'FACE_TO_FACE_PAYMENT',

            'subject'       => strval($this->subject),
            // TODO 支付宝用户ID
            // 'seller_id' => $this->partner,

            'body'          => strval($this->body),
            'total_amount'  => strval($this->amount),
            // TODO 折扣金额
            // 'discountable_amount' => '',
            // TODO  业务扩展参数 订单商品列表信息，待支持
            // 'extend_params => '',
            // 'goods_detail' => '',

            'operator_id' => $this->operator_id,
            'store_id' => $this->store_id,
            'terminal_id' => $this->terminal_id,
        ];

        $timeExpire = $this->timeout_express;
        if (! empty($timeExpire)) {
            $express = floor(($timeExpire - strtotime($this->timestamp)) / 60);
            ($express > 0) && $content['timeout_express'] = $express . 'm';// 超时时间 统一使用分钟计算
        }

        return $content;
    }
业务请求参数的集合，最大长度不限，除公共参数外所有请求参数都必须放在这个参数中传递

@return string