tree v2.0.4-1: -lJ flags can result in invalid JSON - missing comma before {"error":

The latest version of tree still has an issue with its JSON output:

Tested on Ubuntu 22.04.1

BASE=/home/fred
mkdir -p  $BASE/t/one/two/three  $BASE/t/six/seven
ln -s  $BASE/t/one/two  $BASE/t/six/link_to_two

cd $BASE


tree t
t
├── one
│   └── two
│       └── three
└── six
     ├── link_to_two -> /home/fred/t/one/two
     └── seven


tree -Jl t
[
   {"type":"directory","name":"t","contents":[
     {"type":"directory","name":"one","contents":[
       {"type":"directory","name":"two","contents":[
         {"type":"directory","name":"three"}
     ]}
   ]},
     {"type":"directory","name":"six","contents":[
{"type":"link","name":"link_to_two","target":"/home/fred/t/one/two"}{"error": 
"recursive, not followed"}
,
       {"type":"directory","name":"seven"}
   ]}
   ]}
,
   {"type":"report","directories":6,"files":0}
]