monday.api(mutation { change_multiple_column_values (board_id:2090651929, item_id:2169239342, column_values: "{\\"dup__of_supplier_id\\" : \\"Sample text\\"}"){id}}
).then((updateRes) => {
console.log(“updateRes”, updateRes);
});
It is responding error as below:
{“errors”:r{“message”:“Parse error on " : " (STRING) at "1, 120]”,“locations”:{“line”:1,“column”:120}]}],“account_id”:10282384}