[{
   "id": "id",
   "description": "description",
   "identifier": {
     "identifier": "identifier",
     "namespace": "namespace"
   },
   "periodName": [
     "periodName0",
     "periodName1"
   ],
   "startDateTime": "2016-10-14T11:10:15.2-10:00",
   "endDateTime": "2016-12-31",
   "timeInterval": {
     "interval": 9,
     "units": "year"
   },
   "duration": {
     "years": 1,
     "months": 1,
     "days": 1,
     "hours": 1,
     "minutes": 1,
     "seconds": 1
   }
 }, {
   "id": "id",
   "description": "description",
   "identifier": {
     "identifier": "identifier",
     "namespace": "namespace"
   },
   "periodName": [
     "periodName0",
     "periodName1"
   ],
   "startGeologicAge": {
     "ageTimeScale": "ageTimeScale",
     "ageEstimate": "ageEstimate"
   },
   "endGeologicAge": {
     "ageTimeScale": "ageTimeScale",
     "ageEstimate": "ageEstimate"
   }
 }]