Get a list of Collections objects. Collections have a 1:1 mapping with Observations.

### Available end points:

- `/observationcollections/` - Will list all Collections in the database
- `/observationcollections.json` - Will return all Collections in json format
- `/observationcollections/<object_id>/` - Returns Collections object with that id

### Available Methods:

- `GET`
- `HEAD`

### Available filters:

- `uuid`
- `title`
- `keywords`
- `discoveryKeywords`
- `publicationState`

### How to use filters:

- `/observationcollections/?uuid=ab4ca8d019d148f78afba1cd20872bdd`

- `/observationcollections.json?publicationState=citable`

GET /api/v2/observationcollections/10942/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 10942,
    "uuid": "77e42525eadcb1115b5535836d266ddd",
    "title": "Viking Spectrogram Summary Data",
    "abstract": "Viking was Sweden's first satellite, aimed at monitoring the interaction of the solar with with the Earth's magnetosphere, and the resulting behaviour of the aurora borealis. The satellite hosted a variety of instruments. The datum held by the UK Solar System Data Centre are ion spectrograms from the V-3 instrument. \r\n\r\nThis dataset collection contains plots and summary plots of hot plasma spectrograms from the Swedish mission Viking. Datum covers 1986 in slide format.\r\n\r\nSpectrogram slides are available from 1986-06-02 to 1986-10-01. \r\nLower resolution summary plots are available from 1986-04-24 to 1986-11-26.\r\n\r\n",
    "keywords": "Viking, spectograms, slides, plots",
    "discoveryKeywords": [],
    "publicationState": "published",
    "dataPublishedTime": "1986-04-14T12:48:31",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/10943/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/7287/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/7288/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39354/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39352/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39350/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39353/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42639/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42640/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/74822/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39351/?format=api"
    ]
}