Answers for "how to convert string to object"

string to object

const json = '{ "fruit": "pineapple", "fingers": 10 }';
const obj = JSON.parse(json);
console.log(obj.fruit, obj.fingers);

convert strings to object javascript

const obj = JSON.parse('{"assetType": "OPTION", 
"putCall ": "CALL", 
"contractType": "CALL", 
"strikePrice": "700", 
"premium": "6.00", 
"comment": "", 
"parsed": true }');