GET {{url}}/inventory/managedObjects?query=creationTime+gt+'2018-12-01T09:00:53.351Z'

{
"managedObjects": [],
"next": "{{url}}/inventory/managedObjects?query=creationTime+gt+'2018-12-01T09:00:53.351Z'&pageSize=5&currentPage=2",
"statistics": {
    "currentPage": 1,
    "pageSize": 5
},
"self": "{{url}}/inventory/managedObjects?query=creationTime+gt+'2018-12-01T09:00:53.351Z'&pageSize=5&currentPage=1"
}

GET {{url}}/inventory/managedObjects?query=creationTime+gt+'2018-12-01T09:00:53.3512B1:00'

{
"error": "inventory/Invalid Data",
"info": "https://www.cumulocity.com/guides/reference-guide/#error_reporting",
"message": "Find by filter query failed : Query 'creationTime gt '2018-12-01T09:00:00'' could not be understood. Please try again."
}