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/24223/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 24223,
    "uuid": "e6f4f7f24b254bea8d652d4d861cec68",
    "title": "T-MAPP-FP7: in-situ airborne observations by the CASA 212 RS - INTA aircraft aircraft",
    "abstract": "In-situ airborne observations by the CASA 212 RS - INTA aircraft aircraft for T MAPP FP7- Multi spectral aerial photo interpretation for the archaeology of the Tiber Valley in Tuscany (Italy): remote sensing applied to the environmental reconstruction of the ancient landscape (T-MAPP-FP7).",
    "keywords": "T-MAPP-FP7, EUFAR, aircraft, hyperspectral, remote sensing",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": "2018-01-22T09:40:08",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/24222/?format=api"
    ],
    "identifier_set": [],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99280/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99273/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99274/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99272/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99276/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99277/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99278/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99279/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/99275/?format=api"
    ]
}