$basezrx = $infa['tickers'][7]['base'];
$targetweth = $infa['tickers'][7]['target'];
$zwprice = $infa['tickers'][7]['converted_last']['usd'];
$zwspread = $infa['tickers'][7]['bid_ask_spread_percentage'];
$zwvolume = $infa['tickers'][7]['converted_volume']['usd'];