  description: "this is a demo project"
  device_role: "router"   # router/sleep_end_dev
  image_type: 
  manufacture_id: 
  model_id: "TS0502B"
  manufacture_name: "_TZ3210_icw7rjtb" # capacity+pid
  module_name: ""
  chip_id: "" # efr32mg21a020f1024im32/efr32mg21a020f768im32/TLSR8258F1KET