Congress Session to Topic

For the Speaker Ready room, we need the data by topic instead of by session.

Original Session Data, this data is simplified for illustration purpose only.

{
	"_type": "Session",
	"eventName": "APAO 2016",
	"eventShortCode": "apao2016",
	"_id": "1",
	"id": "1",
	"code": "PO-SS01",
	"category": "Invited",
	"startTime": "11:00",
	"endTime": "12:30",
	"date": "2016-03-26",
	"subspecialty": "Pediatric Ophthalmology & Strabismus",
	"type": "Symposium",
	"theme": "WSPOS Symposium: Pediatric Anterior Segment Disorders",
	"venueId": ["5"],
	"panelists": [],
	"chairmans": [{
		"id": "61252",
		"apaoId": "61252",
		"firstName": "Kanwal 'Ken'",
		"gender": "",
		"middleName": "",
		"lastName": "Nischal",
		"title": "Prof.",
		"biography": [],
		"subspecialties": [],
		"institution": {
			"name": "Children's Hospital of PIttsburgh of UPMC",
			"position": "",
			"department": "Pediatric Ophthalmology and Strabismus"
		},
		"displayName": "Kanwal 'Ken' NISCHAL"
	}, {
		"id": "65181",
		"apaoId": "65181",
		"firstName": "Tzu-Hsun",
		"gender": "",
		"middleName": "",
		"lastName": "Tsai",
		"title": "Dr.",
		"biography": [],
		"subspecialties": [],
		"institution": {
			"name": "",
			"position": "",
			"department": ""
		},
		"displayName": "Tzu-Hsun TSAI"
	}],
	"topics": [{
		"_id": "3",
		"id": "3",
		"abstractId": 0,
		"name": "Video Vonders — In Search of the Pediatric Angle: An Outside Perspective",
		"duration": 5,
		"sequence": 1,
		"speaker": {
			"id": "64439",
			"apaoId": "64439",
			"firstName": "James",
			"gender": "",
			"middleName": "",
			"lastName": "Elder",
			"title": "Dr.",
			"biography": [],
			"subspecialties": [],
			"institution": {
				"name": "",
				"position": "",
				"department": ""
			},
			"displayName": "James ELDER"
		}
	}, {
		"_id": "4",
		"id": "4",
		"abstractId": 0,
		"name": "Video Vonders — TIPP Capsulorhexis",
		"duration": 5,
		"sequence": 2,
		"speaker": {
			"id": "61252",
			"apaoId": "61252",
			"firstName": "Kanwal 'Ken'",
			"gender": "",
			"middleName": "",
			"lastName": "Nischal",
			"title": "Prof.",
			"biography": [],
			"subspecialties": [],
			"institution": {
				"name": "Children's Hospital of PIttsburgh of UPMC",
				"position": "",
				"department": "Pediatric Ophthalmology and Strabismus"
			},
			"displayName": "Kanwal 'Ken' NISCHAL"
		}
	}]
}

New topic data, the first keys (code to venueId) are from Session.

{
	"code": "PO-SS01",           
	"category": "Invited",
	"startTime": "11:00",
	"endTime": "12:30",
	"date": "2016-03-26",
	"subspecialty": "Pediatric Ophthalmology & Strabismus",
	"type": "Symposium",
	"theme": "WSPOS Symposium: Pediatric Anterior Segment Disorders",
	"venueId": ["5"],
	"_id": "3",
	"id": "3",
	"abstractId": 0,
	"name": "Video Vonders — In Search of the Pediatric Angle: An Outside Perspective",
	"duration": 5,
	"sequence": 1,
	"speaker": {
		"id": "64439",
		"apaoId": "64439",
		"firstName": "James",
		"gender": "",
		"middleName": "",
		"lastName": "Elder",
		"title": "Dr.",
		"biography": [],
		"subspecialties": [],
		"institution": {
			"name": "",
			"position": "",
			"department": ""
		},
		"displayName": "James ELDER"
	}
}

{
	"code": "PO-SS01",           
	"category": "Invited",
	"startTime": "11:00",
	"endTime": "12:30",
	"date": "2016-03-26",
	"subspecialty": "Pediatric Ophthalmology & Strabismus",
	"type": "Symposium",
	"theme": "WSPOS Symposium: Pediatric Anterior Segment Disorders",
	"venueId": ["5"],
	"_id": "4",
	"id": "4",
	"abstractId": 0,
	"name": "Video Vonders — TIPP Capsulorhexis",
	"duration": 5,
	"sequence": 2,
	"speaker": {
		"id": "61252",
		"apaoId": "61252",
		"firstName": "Kanwal 'Ken'",
		"gender": "",
		"middleName": "",
		"lastName": "Nischal",
		"title": "Prof.",
		"biography": [],
		"subspecialties": [],
		"institution": {
			"name": "Children's Hospital of PIttsburgh of UPMC",
			"position": "",
			"department": "Pediatric Ophthalmology and Strabismus"
		},
		"displayName": "Kanwal 'Ken' NISCHAL"
	}
}