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/1423/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 1423,
    "uuid": "b5f808ed6da80a2c022815dbab0d5429",
    "title": "Improved Air Quality Forecasting (ISB52): LIDAR measurements and Reports",
    "abstract": "This dataset collection contains data from the ISB52 Improved Air Quality Forecasting project. The aim of the project was to develop a better understanding of air flow within the atmospheric boundary layer by gathering 3-dimensional air flow information using two identical Doppler lidars. The project compared parameters derived from the dual Doppler lidar measurements with inputs used in the UK Met Office air quality forecasting model. Field experiments were undertaken in March 2003 at Malvern and in July 2003 at RAF Northolt, West London, UK.",
    "keywords": "ISB52, lidar, atmosphere, boundary layer, air flow",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": "2006-12-10T03:05:48",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1424/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/1052/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/1053/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/10373/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/4486/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/4488/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/4489/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/4490/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/4501/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43390/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43400/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/4487/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43391/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43392/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43393/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43394/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43395/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43396/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43397/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43398/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43399/?format=api"
    ]
}