AlipayFundTransUniTransferModel

{
    "mutiple_currency_detail": {
        "ext_info": "key=value",
        "payment_amount": "100.00",
        "payment_currency": "CNY",
        "settlement_amount": "10.00",
        "settlement_currency": "CNY",
        "trans_amount": "10.00",
        "trans_currency": "CNY"
    },
    "payee_info": {
        "bankcard_ext_info": {
            "account_type": "string",
            "bank_code": "string",
            "inst_branch_name": "string",
            "inst_city": "string",
            "inst_name": "string",
            "inst_province": "string"
        },
        "ext_info": "string",
        "identity": "string",
        "identity_type": "string",
        "merchant_user_info": "string",
        "name": "string"
    },
    "payer_info": {
        "bankcard_ext_info": {
            "account_type": "string",
            "bank_code": "string",
            "inst_branch_name": "string",
            "inst_city": "string",
            "inst_name": "string",
            "inst_province": "string"
        },
        "ext_info": "string",
        "identity": "string",
        "identity_type": "string",
        "merchant_user_info": "string",
        "name": "string"
    },
    "sign_data": {
        "ori_app_id": "2021000185629012",
        "ori_char_set": "UTF-8",
        "ori_out_biz_no": "商户订单号",
        "ori_sign": "EqHFP0z4a9iaQ1ep==",
        "ori_sign_type": "RSA2",
        "partner_id": "签名被授权方支付宝账号ID"
    },
    "biz_scene": "DIRECT_TRANSFER",
    "business_params": "{\"sub_biz_scene\":\"REDPACKET\"}",
    "order_title": "转账标题",
    "original_order_id": "20190620110075000006640000063056",
    "out_biz_no": "201806300001",
    "passback_params": "{\"merchantBizType\":\"peerPay\"}",
    "product_code": "TRANS_ACCOUNT_NO_PWD",
    "remark": "单笔转账",
    "trans_amount": "23.00"
}