{"Y":["$v"],"Z":"$w","$$":"$x","$z":{"Z":[{"a":0.1406193627841543,"U":84.39942441678997}],"$$":[{"a":0.22619772088973109,"U":141.7570852135009}],"$y":[{"a":0.16218335175632026,"U":143.37908038761435}]}}