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/5492/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 5492,
    "uuid": "040cb3e884180c635c82b464547ff08e",
    "title": "The Universities' Facility for Atmospheric Measurement (UFAM) Intercomparison Experiment wind profile data",
    "abstract": "The Universities' Facility for Atmospheric Measurement (UFAM) intercomparison field campaign took place in September 2002 at the Met Office Meteorological Research Unit (MRU), Cardington. The dataset contains measurements of wind speed and direction and turbulence parameters made with several of the UFAM instruments and the Met Office in-situ balloon borne tethersondes. These data are publicly available.",
    "keywords": "",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": "2006-02-16T21:31:27",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5493/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/3590/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/3589/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/10480/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/23979/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/23981/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/23982/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/23983/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41024/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41027/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/23987/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/23980/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41025/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/46809/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41026/?format=api"
    ]
}