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/15/?format=api
HTTP 200 OK
Allow: GET
Content-Type: application/json
Vary: Accept

{
    "id": 15,
    "url": "https://ll.thespacedevs.com/2.2.0/agencies/15/?format=api",
    "name": "Bulgarian Space Agency",
    "featured": false,
    "type": "Government",
    "country_code": "BGR",
    "abbrev": "SRI-BAS",
    "description": "The Bulgarian Space Agency has put two Bulgarians onto the ISS in tandem with the Russian Space Agency. Their involvement in space began with the Interkosmos program that helped Communist Bloc countries get access to Soviet space technology. They contributed cosmonauts for a training class, two of which flew aboard the ISS.",
    "administrator": null,
    "founding_year": "1993",
    "launchers": "",
    "spacecraft": "",
    "parent": null,
    "launch_library_url": null,
    "total_launch_count": 0,
    "successful_launches": 0,
    "consecutive_successful_launches": 0,
    "failed_launches": 0,
    "pending_launches": 0,
    "successful_landings": 0,
    "failed_landings": 0,
    "attempted_landings": 0,
    "consecutive_successful_landings": 0,
    "info_url": "http://www.space.bas.bg/",
    "wiki_url": "http://en.wikipedia.org/wiki/Bulgarian_Space_Agency",
    "logo_url": null,
    "image_url": null,
    "nation_url": null,
    "launcher_list": [],
    "spacecraft_list": []
}