Mark Price Stream For All Markets

Mark price and funding rate for all symbols pushed every 3 seconds or every second.

Features:

• Stream Name: !markPrice_arr_1s, !markPrice_arr_3s

• Update Speed: 1000ms or 3000ms

Response:

[ 
    {
        "eventType": "markPrice",
        "eventTime": 1670240359377,
        "symbol": "eth_usdt",
        "markPrice": 17283,
        "indexPrice": 17292.8,
        "premiumIndex": -0.0567,
        "fundingRate": -0.004145,
        "leftSecondsToFunding": 12041
    }
]