containerlabs/wan-lab/clab-clab-wan-lab01/p002/config/devices/slot_nums.json

{
 "slots": {
  "slot_info": [
   {
    "slot_num": 1,
    "is_cpm": true,
    "is_imm": true,
    "card_type": 176
   },
   {
    "slot_num": 1,
    "is_cpm": true,
    "is_imm": true,
    "card_type": 176
   }
  ]
 },
 "my_cpm_slot_num": 1
}