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/41164/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 41164,
    "uuid": "71438398a0dc44808eb85fff689571aa",
    "title": "AEOG-4: in-situ airborne observations by the FAAM BAE-146 aircraft",
    "abstract": "In-situ airborne observations by the FAAM BAE-146 aircraft for  AEOG-4 FAAM Aircraft Project.",
    "keywords": "PTECE ,  AEOG-4, FAAM, airborne, atmospheric measurments",
    "discoveryKeywords": [],
    "publicationState": "preview",
    "dataPublishedTime": null,
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/41115/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/41132/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/41140/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/41148/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/41156/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/41162/?format=api"
    ],
    "identifier_set": [],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/200192/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/200193/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/200194/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/200195/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/200196/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/200197/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/200198/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/200199/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/200200/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/200201/?format=api"
    ]
}