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/28521/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 28521,
    "uuid": "d112c1f1a94541aea29653b8971f9dfb",
    "title": "WCRP CMIP6: Institut Pierre-Simon Laplace (IPSL) IPSL-CM6A-LR model output collection",
    "abstract": "World Climate Research Programme (WCRP) Coupled Model Intercomparison Project Phase 6 (CMIP6): Collection of simulations from the Institut Pierre-Simon Laplace (IPSL) IPSL-CM6A-LR 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, IPSL, IPSL-CM6A-LR",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": null,
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28519/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28523/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28526/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28529/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28532/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28535/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28538/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28541/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28544/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28547/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28550/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28553/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28556/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28559/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28562/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28565/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28713/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/28716/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29052/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29055/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29058/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29061/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29064/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29067/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29139/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29142/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29145/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29148/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29151/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29154/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29157/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29160/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29163/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29166/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29169/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29172/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29174/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29177/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29224/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29227/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29246/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29268/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29342/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29375/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29378/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29426/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29458/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29461/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29464/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29540/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29543/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29545/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29548/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29551/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29554/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29557/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29560/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29697/?format=api",
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        "https://api.catalogue.ceda.ac.uk/api/v2/observations/29715/?format=api",
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        "https://api.catalogue.ceda.ac.uk/api/v2/observations/31103/?format=api",
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        "https://api.catalogue.ceda.ac.uk/api/v2/observations/34377/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/34380/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/34383/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/34386/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/38461/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/38467/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/38470/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/38476/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/38543/?format=api"
    ],
    "identifier_set": [],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/121007/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/121008/?format=api",
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        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/165129/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/165130/?format=api"
    ]
}