How sort single Reactjs Object keys on the base of object values

I'm new to react JS learning, I'm facing this strange issue.

I have this object

age{
    "value1" : 8
    "value2" : 1
    "value3" : 2
}

and my desired output is

age{
    "value1" : 1
    "value2" : 2
    "value3" : 8
}