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/7579/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 7579,
    "uuid": "292da1ccfebd650f6d123e53270016a8",
    "title": "Operational Numerical Weather Prediction (NWP) Output from the  UK Variable (UKV) Resolution Part of the Met Office Unified Model (UM)",
    "abstract": "Data from the operational NWP (Numerical Weather Prediction) output from the Variable resolution UK (UKV) part of the Met Office Unified Model. This latest configuration of the UM model has a high resolution inner domain (1.5 km grid boxes) over the area of forecast interest, separated from a coarser grid (4 km) near the boundaries by a variable resolution transition zone. This variable resolution approach allows the boundaries to be moved further away from the region of interest, reducing unwanted boundary effects on the forecasts. The UKV model is kept close to observations using 3D-Var data assimilation every 3 hours. This archive is currently being populated at the BADC.",
    "keywords": "NWP, Met Office, UM, unified model, UK atmospheric model",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": "2013-09-24T12:27:31",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/7580/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/7582/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/7584/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/7586/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/7588/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/7590/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/13823/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/13825/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/13827/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/13829/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/4908/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/4909/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/31650/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/31651/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/31652/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/31653/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/31649/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41623/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41624/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/46813/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/54747/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/168743/?format=api"
    ]
}