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/10960/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 10960,
    "uuid": "00eefd637889f9422c445e8ff7b2a971",
    "title": "European Incoherent Scatter Scientific Association (EISCAT) data",
    "abstract": "Complete data from the EISCAT (European Incoherent Scatter) Scientific Association in northern Scandinavia. From 1981 onwards.",
    "keywords": "",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": "1981-03-22T14:06:40",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/10961/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/7305/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/7306/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39512/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39514/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39515/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39516/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41016/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41017/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39513/?format=api"
    ]
}