Test

127.0.0.1:6379> JSON.SET scalar . '"Hello JSON!"'
OK
127.0.0.1:6379> JSON.SET object . '{"foo": "bar", "ans": 42}'
OK
127.0.0.1:6379> JSON.GET object
"{"foo":"bar","ans":42}"
127.0.0.1:6379> JSON.GET object .ans
"42"
127.0.0.1:6379> ^C
~$

What is the question?

I think it is just test.