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/24153/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 24153,
    "uuid": "839e4b9a9a144ed08843716f75c31322",
    "title": "I-WAKE2: in-situ airborne observations by the ATR42 - SAFIRE aircraft aircraft",
    "abstract": "In-situ airborne observations by the ATR42 - SAFIRE aircraft aircraft for i-WAKE2- island-induced WAKE dynamics (I-WAKE2).",
    "keywords": "I-WAKE2, EUFAR, aircraft, atmospheric",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": "2018-01-22T09:39:48",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/24152/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/24157/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/24161/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/24165/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/24169/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/24173/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/24177/?format=api"
    ],
    "identifier_set": [],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99041/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99034/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99035/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99033/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99037/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99038/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99039/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99040/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99036/?format=api"
    ]
}