{income_level_code}: Get income level details

curl 'https://api.worldbank.org/v2/incomeLevel/LIC?format=json'

import requests

resp = requests.get(
    "https://api.worldbank.org/v2/incomeLevel/LIC",
    params={
        'format': 'json',
    },
)
data = resp.json()

import zingu_apis

api = zingu_apis.api("world-bank")
result = api.fetch("incomeLevel/{income_level_code}", format="json")

for item in result:
    print(item)

const resp = await fetch("https://api.worldbank.org/v2/incomeLevel/LIC?format=json");
const data = await resp.json();