OPlist.json

{
    "1":{
        "mid": "1:OPsongID1"
    },
    "2":{
        "title": "This is a OP song",
        "author": "The OP band",
        "mid": "1:OPsongID2"
    },
    "3":{
        "mid": "1:OPsongID3"
    }
}