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/10934/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 10934,
    "uuid": "e1ef548c8882a3b17b9814c9be6fbf6d",
    "title": "Solar and Heliospheric Observatory (SOHO) Project Data",
    "abstract": "The SOHO (Solar & Heliospheric Observatory) project was carried out by the European Space Agency (ESA) and the US National Aeronautics and Space Administration (NASA) as a cooperative effort between the two agencies in the framework of the Solar Terrestrial Science Program (STSP) comprising SOHO and CLUSTER, and the International Solar-Terrestrial Physics Program (ISTP), with Geotail (ISAS-Japan), Wind and Polar parameters measured.\r\n",
    "keywords": "SOHO, solar, heliospheric",
    "discoveryKeywords": [],
    "publicationState": "published",
    "dataPublishedTime": "1995-12-14T14:49:31",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/10935/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/7279/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/7280/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39283/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39284/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39286/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39289/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39285/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/44103/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/39282/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/44105/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/44104/?format=api"
    ]
}