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/28466/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 28466,
    "uuid": "e1a62eb3b39d4c5a9bdba05493e17f15",
    "title": "WCRP CMIP6: National Center for Atmospheric Research (NCAR) CESM2 model output collection",
    "abstract": "World Climate Research Programme (WCRP) Coupled Model Intercomparison Project Phase 6 (CMIP6): Collection of simulations from the National Center for Atmospheric Research (NCAR) CESM2 model.\n\nThe official CMIP6 Citation, and its associated DOI, is provided as an online resource linked to this record.",
    "keywords": "CMIP6, WCRP, climate change, NCAR, CESM2",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": null,
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28463/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28464/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28471/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28618/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28621/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28624/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28627/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28630/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28631/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28632/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28819/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28820/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28821/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28824/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28827/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28936/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28939/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29124/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29127/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29345/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29393/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29396/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29399/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29402/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29405/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29408/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29411/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29414/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29417/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29420/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29440/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29443/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29446/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29449/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29452/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29455/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29482/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29801/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29803/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29806/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29809/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/30441/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/30444/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/30447/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/30450/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/30453/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/30456/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/30459/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/30462/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/30465/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/30926/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/31131/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/31134/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/31206/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/31211/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/31214/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/31217/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/31220/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/31223/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/31504/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/33663/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/33666/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/33669/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/33672/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/33675/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/33678/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/33681/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/34043/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/34046/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/34049/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/34052/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/34055/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/44427/?format=api"
    ],
    "identifier_set": [],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/120652/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/120653/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/120654/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/120655/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/120656/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/120659/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/120660/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/120661/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/120658/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/120657/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/165055/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/165056/?format=api"
    ]
}