How can I add votes data from excel or .number file center by center in my mongodb schema

{
“_id”: {
“$oid”: “63d5fe37f15fc0e2c23c833b”
},
“Constituency”: 236,
“seat”: “Sylhet-6”,
“year”: 2018,
“district”: “Sylhet”,
“candidates”: [
{
“id”: “y2018s236cola”,
“name”: “anwarul islam chowdhury”,
“name_bangla”: "আনোয়ারুল ইসলাম চৌধুরী ",
“party”: “BNP”,
“symbole”: “paddy”,
“vote”: [
{
“center1”: 241,
“center2”: 256,
“center3”: 134,
“center4”: 610
}
]
},
{
“id”: “y2018s236colb”,
“name”: “zahirul islam chowdhury”,
“name_bangla”: "জহিরুল ইসলাম চৌধুরী ",
“party”: “JP”,
“symbole”: “plow”,
“vote”: [
{
“center1”: 445,
“center2”: 36,
“center3”: 350,
“center4”: 710
}
]
},
{
“id”: “y2018s236colc”,
“name”: “monwarul islam chowdhury”,
“name_bangla”: "মনোয়ারুল ইসলাম চৌধুরী ",
“party”: “AL”,
“symbole”: “boat”,
“vote”: [
{
“center1”: 441,
“center2”: 126,
“center3”: 344,
“center4”: 460
}
]
}
]
}

----------------------------- vote data from excel sheet -------------------------

centers y2018s236cola y2018s236colb y2018s236colc
centerX 340 408 766
center 345 87 99
centerZ 56 364 76
centerA 340 456 89
centerB 74 87 90
centerB 345 23 68