微信卡券创建，总是爆470001

Question

谁能帮我看看
{"errcode":47001,"errmsg":"data format error"}
{
"card": {
"card_type": "CASH",
"cash": {
"base_info": {
"logo_url":"https:\/\/mmbiz.qlogo.cn\/mmbiz\/F1aDgfLpPV7VGGricnxvDpRnMP05vbQpFPyydqrStFjgELO9Xqdbs5pd91IhdOFUmgUoDjxnLdp6N3qbNEB4xYA\/0",
"code_type":"CODE_TYPE_TEXT",
"brand_name": "蜘蛛网",
"title": "蜘蛛网电影折扣券",
"sub_title": "满100元减20元",
"color": "Color010",
"notice": "支付时选择使用新的抵用券",
"service_phone": "4001500666",
"description": "1、该券仅限购买蜘蛛网电影票（http://www.spider.com.cn/）\n2、订单金额满100元可抵用20元\n 3、该券有效日期：2014.12.31",
"use_limit": 1,
"get_limit": 1,
"use_custom_code": true,
"can_share":true,
"can_give_friend":true,
"date_info": {
"type": 1,
"begin_timestamp": 1416844800,
"end_timestamp": 1420041599
},
"sku": {
"quantity": 1000
}
},
"least_cost": 100.00,
"reduce_cost":20.00
}
}
}

Answer 1

json拼接有问题，对照官方例子检查下。