/v1/advanced_payments/:id

 curl -X GET \
    'https://api.mercadopago.com/v1/advanced_payments/:ID?access_token=MKT_ACCESS_TOKEN' 

 {
	"id": 111111111,
	"status": "approved",
	"payments": [
		{
			"id": 222222222,
			"status": "approved",
			"status_detail": "accredited",
			"payment_type_id": "credit_card",
			"payment_method_id": "visa",
			"token": "98f6a9s7dfyihfasfdhasdjfhñasdfh",
			"transaction_amount": 100,
			"installments": 1,
			"processing_mode": "aggregator",
			"description": "Payment description",
			"capture": true,
			"external_reference": "ext_ref_payment",
			"statement_descriptor": "MKT-STATEMENT-DESCRIPTION"
		}
	],
	"disbursements": [
		{
			"id": 33333333,
			"amount": 40,
			"external_reference": "ext_ref_disb_1",
			"collector_id": 31313,
			"application_fee": 5,
			"money_release_days": 10,
			"additional_info": {
				"items": [
					{
						"id": "item-ID-1234",
						"title": "Title of what you are paying for",
						"picture_url": "https://www.mercadopago.com/logomp3.gif",
						"description": "Item description",
						"category_id": "art",
						"quantity": 1,
						"unit_price": 100
					}
				],
				"shipments": {
					"receiver_address": {
						"zip_code": "5700",
						"street_name": "Street",
						"street_number": 123,
						"floor": 4,
						"apartment": "C"
					}
				}
			}
		},
		{
			"id": 44444444,
			"amount": 60,
			"external_reference": "ext_ref_disb_2",
			"collector_id": 41414,
			"application_fee": 10,
			"money_release_days": 30,
			"additional_info": {
				"items": [
					{
						"id": "item-ID-4512",
						"title": "Title of what you are paying for",
						"picture_url": "https://www.mercadopago.com/logomp3.gif",
						"description": "Item description",
						"category_id": "art",
						"quantity": 1,
						"unit_price": 100
					}
				],
				"shipments": {
					"receiver_address": {
						"zip_code": "5700",
						"street_name": "Street",
						"street_number": 123,
						"floor": 4,
						"apartment": "C"
					}
				}
			}
		}
	],
	"payer": {
		"email": "test@user.com",
		"first_name": "Test",
		"last_name": "Test",
		"address": {
			"zip_code": "1111",
			"street_name": "Calle",
			"street_numer": "120"
		},
		"identification": {
			"type": "DNI",
			"number": "88999000"
		}
	},
	"external_reference": "ext_ref_adv_paym",
	"description": "Advanced payment description",
	"binary_mode": false,
	"date_created": "2018-06-27T09:34:20.518-04:00",
	"date_last_updated": "2018-06-27T09:34:20.518-04:00",
	"metadata": {},
	"additional_info": {
		"items": [
			{
				"id": "item-ID-7356",
				"title": "Title of what you are paying for",
				"picture_url": "https://www.mercadopago.com/logomp3.gif",
				"description": "Item description",
				"category_id": "art",
				"quantity": 1,
				"unit_price": 100
			}
		],
		"shipments": {
			"receiver_address": {
				"zip_code": "5700",
				"street_name": "Street",
				"street_number": 123,
				"floor": 4,
				"apartment": "C"
			}
		}
	}
}