Extracting amo prefixed elements and metric from the Analytics API gives API Error [500]: Warehouse request failed The body (payload) of the request is as follows:Note that the ReportSuite is obfuscated.{ "reportDescription": { "metrics": [ { "id": "amo_impressions" }, { "id": "amo_clicks" }, { "id": "amo_cost" }, { "id": "amo_conversions" } ], "source": "warehouse", "elements": [ { "id": "amo_cid" } ], "reportSuiteID": "txxxxxx-xxxxxx-xxxxxxl", "dateGranularity": "day", "dateTo": "2016-12-08", "dateFrom": "2016-12-07" }}Logged = True 2016-12-08_211010: Request Successful Logged = True 2016-12-08_211010: Polling for reportId 1720189127Logged = True 2016-12-08_211010: Getting Page 1 of Report Adobe_Analytics_MetricsLogged = True 2016-12-08_211016: Response [400]: Report not ready waiting for 2.7339381395 secondLogged = True 2016-12-08_211023: Response [400]: Report not ready waiting for 4.51874212309 seconds Logged = True 2016-12-08_211032: Response [400]: Report not ready waiting for 6.