我正在使用 Powershell 通过 API 提取数据。由于某种原因，输出提供了多行数据，但我只对最后一行感兴趣。
如何修剪或过滤数组，以便它只显示行，例如{"preview":false...
获得最后一行后，我将使用 ConvertFrom-Json 将其转换为哈希表
任何建议将不胜感激！
$output
{"preview":true,"offset":0,"lastrow":true,"result":{"TotalSuccess":"1152091","TotalUnsuccessful":"13759","Total":"1165850","Unsuccessful%":"6.80"}}
{"preview":true,"offset":0,"lastrow":true,"result":{"TotalSuccess":"1204330","TotalUnsuccessful":"14265","Total":"1218595","Unsuccessful%":"6.76"}}
{"preview":true,"offset":0,"lastrow":true,"result":{"TotalSuccess":"1233151","TotalUnsuccessful":"14500","Total":"1247651","Unsuccessful%":"6.75"}}
{"preview":true,"offset":0,"lastrow":true,"result":{"TotalSuccess":"1249102","TotalUnsuccessful":"14714","Total":"1263816","Unsuccessful%":"6.76"}}
{"preview":true,"offset":0,"lastrow":true,"result":{"TotalSuccess":"1262812","TotalUnsuccessful":"14794","Total":"1277606","Unsuccessful%":"6.73"}}
{"preview":false,"offset":0,"lastrow":true,"result":{"TotalSuccess":"1271004","TotalUnsuccessful":"14873","Total":"1285877","Unsuccessful%":"6.73"}}