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/3863/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 3863,
    "uuid": "ded523bf23d59910e5d73f1703a2d540",
    "title": "The model data outputs from the Atmospheric Chemistry & Climate Model Intercomparison Project (ACCMIP)",
    "abstract": "The Atmospheric Chemistry and Climate Model Intercomparison Project (ACCMIP) was organized under the auspices of Atmospheric Chemistry and Climate (AC&C), a project of International Global Atmospheric Chemistry (IGAC) and Stratospheric Processes And their Role in Climate (SPARC) under International Geosphere Bisosphere Programme (IGBP) and World Climate Research Programme (WCRP). The Atmospheric Chemistry and Climate Model Intercomparison Project (ACC-MIP) consists of several sets of simulations that have been designed to facilitate useful evaluation and comparison of the AR5 (Intergovernmental Committee on Climate Change Assessment Report 5) transient climate model simulations. The proposed list of experiments and diagnostics was aimed at providing necessary information for scientific studies spanning the AC&C interests.\r\n\r\nThis dataset collection contains chemistry and climate model measurements.",
    "keywords": "ACCMIP, Model, Chemistry, Climate",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": "2011-03-28T13:57:08",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3864/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3868/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3871/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3874/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3877/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3880/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3888/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3891/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3894/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3897/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3900/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3903/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3906/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3909/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/3912/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2600/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2601/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/19076/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/44080/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/19089/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/19077/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/19078/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/19075/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/145413/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/145414/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/44079/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/44082/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/44081/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/44083/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/44086/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/44084/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/44085/?format=api"
    ]
}