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/6292/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 6292,
    "uuid": "7a712f5db671ce7b072837b947e62f4a",
    "title": "Chilbolton Advanced Meteorological Radar (CAMRa) data, part of the Clouds, Water Vapour and Climate (CWVC) programme",
    "abstract": "These data are part of the NERC Clouds, Water Vapour and Climate (CWVC) programme. With a diameter of 25 metres the 3 GHz CAMRa at Chilbolton Observatory (UK) is the largest steerable meteorological radar in the world. Polarisation and Doppler data are stored in netCDF format for 30 March 1999, 9 June 2000, 20 October 2000, 21 November 2000, and 28 February 2001. Quicklook images are also available.",
    "keywords": "",
    "discoveryKeywords": [
        1138,
        1142
    ],
    "publicationState": "published",
    "dataPublishedTime": "2003-12-10T02:33:57",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/6293/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/17328/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/17755/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/17779/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/18354/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/4092/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/4093/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/10308/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/26616/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/26612/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/26613/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/26614/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42658/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42664/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/26611/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/26610/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/54939/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42659/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42660/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42661/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42662/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42663/?format=api"
    ]
}