我正在尝试运行kusto查询，我需要从行中提取offerThroughput，如果可以的话，请提供建议。谢谢
样本数据
"activityId_g","resourceDetails_s"
"dfcab056-2561-448a-9585-9bea6888e5ae","{id:H5Nd,_rid:H5Nd,_self:offers/H5Nd/,_ts:1657306008,_etag:0000ab18-0000-0300-0000-62c87b980000,offerVersion:V2,resource:dbs/sDVGAA==/colls/sDVGAKOxPdU=/,offerType:,offerResourceId:sDVGAKOxPdU=,content:{offerThroughput:1000,offerIsRUPerMinuteThroughputEnabled:false,offerIsAutoScaleEnabled:false}}"
"45c05db0-d503-42c3-be77-6a10c8fe7a68","{id:lEVo,_rid:lEVo,_self:offers/lEVo/,_ts:1659477250,_etag:00007500-0000-0300-0000-62e99d020000,offerVersion:V2,resource:dbs/sDVGAA==/colls/sDVGAK1hgXE=/,offerType:,offerResourceId:sDVGAK1hgXE=,content:{offerThroughput:8000,offerIsRUPerMinuteThroughputEnabled:false,offerIsAutoScaleEnabled:false}}"
datatable(activityId_g:guid, resourceDetails_s:string)
[
"dfcab056-2561-448a-9585-9bea6888e5ae","{id:H5Nd,_rid:H5Nd,_self:offers/H5Nd/,_ts:1657306008,_etag:0000ab18-0000-0300-0000-62c87b980000,offerVersion:V2,resource:dbs/sDVGAA==/colls/sDVGAKOxPdU=/,offerType:,offerResourceId:sDVGAKOxPdU=,content:{offerThroughput:1000,offerIsRUPerMinuteThroughputEnabled:false,offerIsAutoScaleEnabled:false}}"
,"45c05db0-d503-42c3-be77-6a10c8fe7a68","{id:lEVo,_rid:lEVo,_self:offers/lEVo/,_ts:1659477250,_etag:00007500-0000-0300-0000-62e99d020000,offerVersion:V2,resource:dbs/sDVGAA==/colls/sDVGAK1hgXE=/,offerType:,offerResourceId:sDVGAK1hgXE=,content:{offerThroughput:8000,offerIsRUPerMinuteThroughputEnabled:false,offerIsAutoScaleEnabled:false}}"
]
| parse resourceDetails_s with * "offerThroughput:" offerThroughput:int *
| activityId_g | resourceDetails_s | offerThroughput|
|---|---|---|
| dfcab056-2561-448a-9585-9bea6888e5ae | ｛id:H5Nd，_rid:H5恩德，_self：offers/H5Nd/，_ts:1657306008，_etag:0000ab18-0000-0300-0000-62c87b980000，offerVersion：V2，resource:dbs/sDVGAA=/colls/sDVAKOxPdU=/，offerType:，offerResourceId:sDVGAKOxPdU=，content:｛offerThroughput：1000，offerIsRUPerMinuteThroughputEnabled:false，offer IsAutoScaleEnabled:false｝｝ | 1000 |
| 45c05db0-d503-42c3-be77-6a10c8fe7a68 | ｛id:lEVo，_rid:lEVo，_self：offers/lEVo/，_ts:1659477250，_etag:00007500-0000-0300-0000-62e99d020000，offerVersion：V2，resource:dbs/sDVGAA=/colls/sDVGAK1hgXE=/，offerType:，offerResourceId:sDVGAK1hgXE=，content:｛offerThroughput：8000，offerIsRUPerMinuteThroughputEnabled:false，offerISAutoScale已启用：false｝｝ | 8000 |