change object to json code example
Example 1: Javascript object to JSON string
var person={"first_name":"Tony","last_name":"Hawk","age":31};
var personJSONString=JSON.stringify(person);
Example 2: convert json to object
Jackson Data-bind depdendency that take care of
Converting between
JSON to Java Object
and
Java Object to JSON
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.12.0</version>
</dependency>