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/19784/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 19784,
    "uuid": "a99198f0abf447ea85eebcf1385284e3",
    "title": "Solar data",
    "abstract": "This dataset collection contains solar data from UKSSDC:\r\n-Royal Observatory Greenwich Solar Images (1903-1942)\r\n-Royal Observatory Greenwich Photo-Heliographic Reports (1874-1976)\r\n-Solar images glass plates\r\n-GDC scanned images\r\n-Solar digisted images glass plates",
    "keywords": "Heliographic, images, sun",
    "discoveryKeywords": [],
    "publicationState": "working",
    "dataPublishedTime": null,
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/10931/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/10939/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/19785/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/19786/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/19788/?format=api"
    ],
    "identifier_set": [],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/74917/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/74918/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/74920/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/74921/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/74922/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/74923/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/74924/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/74919/?format=api"
    ]
}