帮忙看看这个索引格式为何无法提交

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                   "title":"海关总署关于保税区免税进口车辆解除监管手续问题的通知",
                   "body":"天津、大连、上海、南京、宁波、福州、厦门、青岛、深圳、拱北、汕头、黄埔、海口海关： 《海关总署关于 保税区 企业 减 免税",
                   "display_text":"yeewe search",
                   "author":"阿里云",
                   "update_timestamp":"1298273174",
                   "type_id":"779",
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                   "grade":"10",
                   "source":"进出口税收",
                   "comment_count":"1234",
                   "tag":{"搜索":10,"阿里云":2,"云搜索":5,"开放搜索":8},
                   "create_timestamp":"1298273174",
                   "focus_count":"8888",
                   "boost":"1",
                   "integer_1":"100",
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               "cmd":"ADD"
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错误代码7102