JSFiddle - React, Tailwind, and code Playground

JavaScript

var data =  [];
    data[0]={ 'attributes' : {'attribute_1' : "60",'attribute_2' : "90"}, 'var' : 'false'};
    data[1]={ 'attributes' : {'attribute_1' : "90",'attribute_2' : "90"}, 'var' : 'false'};
     data[2]={ 'attributes' : {'attribute_1' : "50",'attribute_2' : "90"}, 'var' : 'false'};
 
 var result = []
 $.each(data, function( index, value ) {
   console.log(value.attributes.attribute_1);
   result[value.attributes.attribute_1] = value
});
 console.log(result);
data = result.sort() // для сброса индексов
 console.log(data);