Understanding "side" for Match Execution Data

[Niqnil]

Regarding the message below, does "side":"buy" mean the maker was on the buy side? The other meaning would be maker was on the sell side. I want to know which side the maker was on.

From https://docs.kucoin.com/#match-execution-data

{
    "type":"message",
    "topic":"/market/match:BTC-USDT",
    "subject":"trade.l3match",
    "data":{
        "sequence":"1545896669145",
        "type":"match",
        "symbol":"BTC-USDT",
        "side":"buy",
        "price":"0.08200000000000000000",
        "size":"0.01022222000000000000",
        "tradeId":"5c24c5da03aa673885cd67aa",
        "takerOrderId":"5c24c5d903aa6772d55b371e",
        "makerOrderId":"5c2187d003aa677bd09d5c93",
        "time":"1545913818099033203"
    }
}