{
"type": "record",
"name": "DeviceAge",
"separatorChar": "\t",
"fields": [
{
"name": "device_id",
"type": "string",
"doc": "device id,google ad id for android,idfa for ios"
},
{
"name": "device_type",
"type": "string",
"doc": "device type, gaid or imei or idfa or android id"
},
{
"name": "package_names",
"type": "string",
"doc": "包名之间以逗号分隔"
},
{
"name": "age",
"type": "string",
"doc": "年龄段与来源;各个年龄段和权重 json格式"
},
{
"name": "tag",
"type": "string",
"doc": "calc,unknow or confirm"
}
]
}