The opening object:

Field	Type	Description
uid	string	Opening UID
position_uid	string	Position UID
name	string	Opening name
approval_process	object
approval_process.uid	string	Approval process UID
approval_process.name	string	Approval process name
approval_process.time_started	timestamp	Opening's approval process start time
approval_process.time_completed	timestamp	Opening's approval process approval time. Included if the process was approved
approval_process.status	string	One of the following: 'NA' (in case the approval process was not sent for approval yet) 'APPROVED' 'REJECTED' 'STARTED' 'PAUSED'
hired_candidate_uid	string	Hired candidate UID
time_expected_hire	timestamp	Expected hire date
headcount	string	Number of openings represented by this opening item. For `status` of `Open`, `Hired` or `Canceled` - this value is always "1". For `status` of `Pending` - this value can be between "1" to "10".
reason	string	One of the following: 'New' 'Replacement hire' 'Temporary replacement'
status	string	One of the following: `Open` `Hired` `Canceled` `Pending`
time_created	timestamp	Time opening was created
time_last_status_change	timestamp	Time of the last change of the opening status
time_open	timestamp	Opening's open date. Use this time to calculate hiring metrics like time-to-fill
time_updated	timestamp
hired_candidate_time_applied	timestamp	Application time and date of hired candidate
hired_candidate_start_date	timestamp	Start date of the hired candidate
hired_candidate_hire_date	timestamp	Hire date of the hired candidate

{
            "uid": "7A.258",
            "position_uid": "AD.F22",
            "name": "Opening 1",
            "approval_process": {
                "uid": "DF.A39",
                "name": "CEO Approval",
                "time_started": "2023-02-26T13:48:30Z",
                "time_completed": null,
                "status": "STARTED"
            },
            "hired_candidate_uid": null,
            "time_expected_hire": "2022-09-11T00:00:00Z",
            "headcount": 1,
            "reason": "New",
            "status": "Pending",
            "time_created": "2022-07-13T15:47:10Z",
            "time_last_status_change": "2022-07-13T15:47:10Z",
            "time_opened": "2022-07-13T00:00:00Z",
            "time_updated": "2022-07-13T15:47:10Z",
 						"custom_fields": {},
						"hired candidate_time applied": null,
						"hired_candidate_start_date": "2018-02-14700:00:00z",
						"hired_candidate_hire_date": "2915-07-24T00:00:00z"
}