countries key. A successful body has no success field. HTTP 200 is also used for failures: such a body has success: false and is an ErrorUnauthorized (status_code 401 or 403).{
"countries": [
{
"id": 193,
"code2": "es",
"calling_code": "34",
"primary_language": "es",
"label": "Spain",
"nationality": "Spanish"
},
{
"id": 216,
"code2": "us",
"calling_code": "1",
"primary_language": "en",
"label": "United States",
"nationality": "American"
}
]
}