地址: http://test.birdsystem.co.ukcom/client/Container-Product/Get-Product-Stock-Info
只读，获取产品在所有站点的库存
参数
查询参数见操作数据
例如需要查询ID为1的产品库存时，添加URL参数：filter=[{"type":"numeric","comparison":"eq","value":1302332,"field":"product_id"}]
请求为：http://test.birdsystem.co.ukcom/client/Container-Product/Get-Product-Stock-Info?filter=[{"type":"numeric","comparison":"eq","value":499154,"field":"product_id"}]
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