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["任务id","任务类型","任务名称","任务描述","进度","奖励活跃度"]
["mission_id","mission_type","name","desc","target","activity"]
[1,"sign","签到",null,1,10]
[2,"login","每日登陆",null,1,10]
[3,"gift","赠送碎片",null,1,15]
[4,"play","游戏一局",null,1,10]
[5,"hit","获取碎片",null,2,15]
[6,"invite_code_share","邀请码分享",null,1,20]
[7,"invite","好友填码",null,1,20]