{"status":0,"resultsCombinedUnitList":[{"prefixSymbol":"z","prefixUri":"https://si-digital-framework.org/SI/prefixes#z","prefixName":"zepto","prefixUrl":"/SI/prefixes/zepto","unitSymbol":"Hz","unitName":"hertz","unitUri":"https://si-digital-framework.org/SI/units#Hz","unitUrl":"/SI/units/hertz","scaling":"1e-21","relation":"1 zHz = 10<sup>-21</sup> Hz","exponent":1}]}