{"$x":["dJ"],"$y":"a$","$z":"aa","ac":{"$y":[{"$":0.11242609676539028,"$j":726.5234812073116}],"$z":[{"$":0.15427768434216482,"$j":430.07592535974385}],"ab":[{"$":0.12142068722426776,"$j":686.5385597098142}]}}