Dynamic list for radiolisttile not working appropriately

I have multiple list to display in radiolisttile. Format of api
[ {
“id”: 1,
“name”: “name”,

    "list": [

“id”: 2,
“name”: “name”
“list”: [


I had display this data of “list”: radiolisttile. When i click the data of first parent index, the data of second parent index. i.e, when i click abc radio button, ghi radio button is also click. Please help… Thanks in advance…