What does the "orders" value in depth of the websocket tick response represent?

[
{
"last_price": 1092.5,
"volume": 2171171,
"sell_quantity": 244878,
"last_quantity": 1,
"change": 1.0544815465729436,
"average_price": 1089.75,
"ohlc": {
"high": 1094.7,
"close": 1081.1,
"open": 1084.45,
"low": 1081.4
},
"depth": {
"sell": [
{
"price": 1092.55,
"orders": 196608,
"quantity": 36
},
{
"price": 1092.6,
"orders": 65536,
"quantity": 50
},
{
"price": 1092.75,
"orders": 131072,
"quantity": 637
},
{
"price": 1092.8,
"orders": 196608,
"quantity": 599
},
{
"price": 1092.85,
"orders": 196608,
"quantity": 533
}
],
"buy": [
{
"price": 1092.5,
"orders": 65536,
"quantity": 5
},
{
"price": 1092.15,
"orders": 131072,
"quantity": 302
},
{
"price": 1092.1,
"orders": 131072,
"quantity": 550
},
{
"price": 1092.0,
"orders": 655360,
"quantity": 566
},
{
"price": 1091.9,
"orders": 65536,
"quantity": 200
}
]
},
"mode": "quote",
"tradeable": true,
"buy_quantity": 293552,
"instrument_token": 738561
}
]