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/5525/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 5525,
    "uuid": "a0913dba885f1b1c0e3eb6dc0c04c188",
    "title": "Intergovernmental Panel on Climate Change Data Distribution Centre (IPCC DDC) holdings",
    "abstract": "The Intergovernmental Panel on Climate Change (IPCC) Data Distribution Centre provides four main types of data and guidance:\r\n1. Observed Climate Data Sets;\r\n2. Global Climate Model Data;\r\n3. Socio-economic data and scenarios;\r\n4. Data and scenarios for other environmental changes.",
    "keywords": "",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": "2007-08-14T11:00:28",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5526/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5530/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5534/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5537/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5540/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5542/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5545/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5547/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5550/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5553/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5556/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5558/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/25099/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/25101/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/25102/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/25879/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/26584/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/26585/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/26588/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/26598/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/27790/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/27811/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/3615/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/3616/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/24059/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/24064/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/24058/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/24061/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/24062/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/24063/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/24065/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/24060/?format=api"
    ]
}