API endpoint that allows Agencies to be viewed.

GET:
Return a list of all the existing users.

MODE:
Normal and Detailed
/2.2.0/agencies/?mode=detailed

FILTERS:
Parameters - 'featured', 'agency_type', 'country_code'
Example - /2.2.0/agencies/?featured=true

SEARCH EXAMPLE:
/2.2.0/agencies/?search=nasa

ORDERING:
Fields - 'id', 'name', 'featured'
Example - /2.2.0/agencies/?ordering=featured

The 'country_code' field is a string of comma separated ISO 3166 alpha-3 codes.

GET /2.2.0/agencies/191/?format=api
HTTP 200 OK
Allow: GET
Content-Type: application/json
Vary: Accept

{
    "id": 191,
    "url": "https://ll.thespacedevs.com/2.2.0/agencies/191/?format=api",
    "name": "United Space Alliance",
    "featured": false,
    "type": "Commercial",
    "country_code": "USA",
    "abbrev": "USA",
    "description": "United Space Alliance (USA) is a spaceflight operations company. USA is a joint venture which was established in August 1995 as a Limited Liability Company (LLC), equally owned by Boeing and Lockheed Martin.",
    "administrator": null,
    "founding_year": "1995",
    "launchers": "Space Shuttle",
    "spacecraft": "",
    "parent": null,
    "launch_library_url": null,
    "total_launch_count": 51,
    "successful_launches": 50,
    "consecutive_successful_launches": 22,
    "failed_launches": 1,
    "pending_launches": 0,
    "successful_landings": 0,
    "failed_landings": 0,
    "attempted_landings": 0,
    "consecutive_successful_landings": 0,
    "info_url": "http://www.unitedspacealliance.com/",
    "wiki_url": "https://en.wikipedia.org/wiki/United_Space_Alliance",
    "logo_url": "https://spacelaunchnow-prod-east.nyc3.digitaloceanspaces.com/media/images/united2520space2520alliance_logo_20190830220958.jpg",
    "image_url": "https://spacelaunchnow-prod-east.nyc3.digitaloceanspaces.com/media/images/united2520space2520alliance_image_20190830220958.jpg",
    "nation_url": "https://spacelaunchnow-prod-east.nyc3.digitaloceanspaces.com/media/images/united2520space2520alliance_nation_20190830220958.jpg",
    "launcher_list": [],
    "spacecraft_list": []
}