add another who example

README.md

@@ -1945,6 +1945,22 @@ $ w | jc --w -p          # or:  jc -p w
 ```
 ### who
 ```
+$ who | jc --who -p          # or:  jc -p who
+[
+  {
+    "user": "kbrazil",
+    "tty": "ttyS0",
+    "time": "2020-03-02 02:52"
+  },
+  {
+    "user": "kbrazil",
+    "tty": "pts/0",
+    "time": "2020-03-02 05:15",
+    "from": "192.168.71.1"
+  }
+]
+```
+```
 $ who -a | jc --who -p          # or:  jc -p who -a
 [
   {