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/19922/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 19922,
    "uuid": "314b6cc4d99a4bb79f79c7879ad2ef7f",
    "title": "Brazil-UK Network for Investigation of Amazonian Atmospheric Composition and Impacts on Climate (BUNIAACIC)",
    "abstract": "The Brazil-UK Network for Investigation of Amazonian Atmospheric Composition and Impacts on Climate (BUNIAACIC) collaboration was a NERC (Natural Environment Research Council) funded project (NE/I030178/1)\r\n\r\nThis project aimed to develop a coherent strategy for UK studies of atmospheric composition and impacts in the Amazon.\r\n\r\nThis dataset collection contains atmospheric composition measurements.",
    "keywords": "BUNIAACIC, Brazil, chemistry, pollution",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": "2017-09-07T13:06:18",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/19925/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/19927/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/19928/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/19929/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/20057/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/20060/?format=api"
    ],
    "identifier_set": [],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/75728/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/75725/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/75726/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/75727/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/75729/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/75730/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/75731/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/75732/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/75724/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/75733/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/75734/?format=api"
    ]
}