🚧: add authorized websocket

Author: namjug-kim

reactive-crypto-binance/src/main/kotlin/com/njkim/reactivecrypto/binance/model/BinanceListenKeyResponse.kt

@@ -17,10 +17,6 @@
 package com.njkim.reactivecrypto.binance.model
 
 import com.fasterxml.jackson.annotation.JsonProperty
-import com.njkim.reactivecrypto.core.common.model.currency.Currency
-import com.njkim.reactivecrypto.core.common.model.currency.CurrencyPair
-import java.math.BigDecimal
-import java.time.ZonedDateTime
 
 data class BinanceListenKeyResponse(
     @JsonProperty("listenKey")