custom-ubuntu-core.json

{
    "type": "model",
    "series": "16",
    "authority-id": "xxx",
    "brand-id": "xxx",
    "model": "ubuntu-core-20-pi-arm64",
    "architecture": "arm64",
    "timestamp": "2021-02-25T09:19:08+00:00",
    "base": "core20",
    "grade": "signed",
    "snaps": [
      {
        "name": "pi",
	      "type": "gadget",
	      "default-channel": "20/stable",
	      "id": "YbGa9O3dAXl88YLI6Y1bGG74pwBxZyKg"
      },
      {
        "name": "pi-kernel",
        "type": "kernel",
        "default-channel": "20/stable",
        "id": "jeIuP6tfFrvAdic8DMWqHmoaoukAPNbJ"
      },
      {
        "name": "core20",
        "type": "base",
        "default-channel": "latest/stable",
        "id": "DLqre5XGLbDqg9jPtiAhRRjDuPVa5X1q"
      },
      {
        "name": "snapd",
	      "type": "snapd",
	      "default-channel": "latest/stable",
	      "id" : "PMrrV4ml8uWuEUDBT8dSGnKUYbevVhc4"
      },
      {
        "name": "htop",
        "type": "app",
        "default-channel": "latest/stable",
        "id" : "hJmReLmgXSUj4SF7WhyTVRV6IzUa4QUZ"
      }
    ]

}