PowerShell objects are tricky

MakemeaHashtable.ps1

$Body =  @"
[{
	"action": "EventsRouter",
	"method": "query",
	"data": [{
		"uid": "/zport/dmd/",
		"params": {
			"eventState": [0, 1],
			"severity": [5, 4, 3, 2],
			"excludeNonActionables": false
		},
		"keys": ["eventState", "severity", "device", "component", "eventClass", "summary", "firstTime", "lastTime", "count", "evid", "eventClassKey", "message"],
		"page": 1,
		"start": 0,
		"limit": 200,
		"sort": "severity",
		"dir": "DESC"
	}],
	"type": "rpc",
	"tid": 385
}]
"@