Get top news

    {
    "operation": "top",
    "language": "en", 
    "country": "US"
}

Get news by keyword

  {
    "operation": "keyword",
    "language": "en",
    "country": "US",
    "keyword": "sport"
} 

Get news by major topic

{
 "operation": "topic",
 "language": "en",
 "country": "US",
 "topic": "WORLD"
}   Available topics: WORLD, NATION, BUSINESS, TECHNOLOGY, ENTERTAINMENT, SPORTS, SCIENCE, HEALTH.

Get news by geo location

{
  "operation": "location",
  "language": "en",
  "country": "US",
  "location": "United States"
}
  location can be name of city/state/country

Get news by site

    {
    "operation": "site",
    "language": "en",
    "country": "US",
    "site": "cnn.com"
}
    site should be in the format of: "cnn.com"

Optimal

Put it down body json before "} "

"period": "7d"
 - h = hours (eg: 12h)
 - d = days (eg: 7d)
 - m = months (eg: 6m)
 - y = years (eg: 1y)

"max_results":"100"
# number of responses across a list url