[
{
    "pk": 1, 
    "model": "main.arch", 
    "fields": {
        "agnostic": true, 
        "name": "any", 
        "required_signoffs": 2
    }
},
{
    "pk": 2, 
    "model": "main.arch", 
    "fields": {
        "agnostic": false, 
        "name": "i686", 
        "required_signoffs": 1
    }
},
{
    "pk": 3, 
    "model": "main.arch", 
    "fields": {
        "agnostic": false, 
        "name": "x86_64", 
        "required_signoffs": 2
    }
}
]