API endpoint that allows Agencies to be viewed.

GET:
Return a list of all the existing users.

MODE:
Normal and Detailed
/2.0.0/agencies/?mode=detailed

FILTERS:
Parameters - 'featured', 'agency_type', 'country_code'
Example - /2.0.0/agencies/?featured=true

SEARCH EXAMPLE:
/2.0.0/agencies/?search=nasa

ORDERING:
Fields - 'id', 'name', 'featured'
Example - /2.0.0/agencies/?ordering=featured

GET /2.0.0/agencies/136/
HTTP 200 OK
Allow: GET
Content-Type: application/json
Vary: Accept

{
    "id": 136,
    "url": "https://ll.thespacedevs.com/2.0.0/agencies/136/",
    "name": "Ad Astra Rocket Company",
    "featured": false,
    "type": "Commercial",
    "country_code": "USA",
    "abbrev": "AARC",
    "description": "Ad Astra Rocket Company is an American Space Company doing research and development in plasma propulsion technology. This involves using the technology of VASIMR developed in the late '70s, developed by the companies founder, Franklin Diaz. They have begun testing of their VF-200 model engine, built for interplanetary travel.",
    "administrator": "Dr. Franklin Chang Diaz",
    "founding_year": "2005",
    "launchers": "None",
    "spacecraft": "VX-200, VF-200",
    "parent": null,
    "launch_library_url": "https://launchlibrary.net/1.4/agency/136",
    "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.adastrarocket.com/",
    "wiki_url": "http://en.wikipedia.org/wiki/Ad_Astra_Rocket_Company",
    "logo_url": null,
    "image_url": null,
    "nation_url": null,
    "launcher_list": [],
    "spacecraft_list": []
}