countries.json

{
    "attribution": "Natural Earth Data",
    "center": [0,7.0137,0],
    "description": "Natural Earth Data with .shp data from  TileMill",
    "format": "pbf",
    "maxzoom": 6,
    "minzoom": 0,
    "name": "Countries",
    "bounds": [-180, -85.738076382392, 180, 84.79842793857],
    "profile": "mercator",
    "basename": "countries",
    "tilejson": "2.0.0",
    "scheme": "xyz",
    "tiles": ["https://cdn.rawgit.com/klokantech/mapbox-gl-js-offline-example/gh-pages/countries/{z}/{x}/{y}.pbf"],
    "vector_layers": [{
        "id": "state",
        "description": "",
        "fields": {
            "NAME1": "String",
            "SCALERANK": "Number",
            "COUNTRYNAM": "String",
            "FeatureCla": "String",
            "ADM0_A3": "String",
            "MAP_COLOR": "Number"
        }
    }, {
        "id": "country",
        "description": "",
        "fields": {
            "ScaleRank": "Number",
            "LabelRank": "Number",
            "FeatureCla": "String",
            "SOVEREIGNT": "String",
            "SOV_A3": "String",
            "ADM0_DIF": "Number",
            "LEVEL": "Number",
            "TYPE": "String",
            "ADMIN": "String",
            "ADM0_A3": "String",
            "GEOU_DIF": "Number",
            "NAME": "String",
            "ABBREV": "String",
            "POSTAL": "String",
            "NAME_FORMA": "String",
            "TERR_": "String",
            "NAME_SORT": "String",
            "MAP_COLOR": "Number",
            "POP_EST": "Number",
            "GDP_MD_EST": "Number",
            "FIPS_10_": "Number",
            "ISO_A2": "String",
            "ISO_A3": "String",
            "ISO_N3": "Number"
        }
    }, {
        "id": "land-border-country",
        "description": "",
        "fields": {
            "ScaleRank": "Number",
            "FeatureCla": "String"
        }
    }, {
        "id": "geo-lines",
        "description": "",
        "fields": {
            "DISPLAY": "String",
            "ScaleRank": "Number"
        }
    }, {
        "id": "country-name",
        "description": "",
        "fields": {
            "ScaleRank": "Number",
            "LabelRank": "Number",
            "Z_POSTAL": "Number",
            "Z_ABBREV": "Number",
            "Z_NAME": "Number",
            "Z_ADMIN": "Number",
            "FeatureCla": "String",
            "SOVEREIGNT": "String",
            "SOV_A3": "String",
            "ADM0_DIF": "Number",
            "LEVEL": "Number",
            "TYPE": "String",
            "ADMIN": "String",
            "ADM0_A3": "String",
            "GEOU_DIF": "Number",
            "NAME": "String",
            "ABBREV": "String",
            "POSTAL": "String",
            "NAME_FORMA": "String",
            "TERR_": "String",
            "NAME_SORT": "String",
            "MAP_COLOR": "Number",
            "POP_EST": "Number",
            "GDP_MD_EST": "Number",
            "FIPS_10_": "Number",
            "ISO_A2": "String",
            "ISO_A3": "String",
            "ISO_N3": "Number"
        }
    }]
}