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/4122/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 4122,
    "uuid": "b81fc7ae7878129af01db6caa38e0523",
    "title": "Facility for Airborne Atmospheric Measurements (FAAM) Aircraft Data for the Terrain-induced Rotor EXperiment (T-REX)",
    "abstract": "T-REX (Formerly SWRP - Sierra Wave Rotor Project) was a joint American/European project that took measurements of strong gravity wave activity and associated rotor activity beneath the waves in the lee of the Sierra Nevada mountains, California, USA.\r\n\r\nMeasurements were made by three aircraft including the FAAM BAE-146 aircraft and many ground based instruments.\r\n\r\nThe UK partners are the Met Office and the University of Leeds.\r\n\r\nMotivated by aviation safety issues, the main scientific objectives are to improve the understanding of the atmospheric conditions conducive to strong gravity wave activity, wave induced rotors and gravity wave breaking.",
    "keywords": "T-REX, FAAM, Waves",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": "2006-12-10T03:05:11",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/15606/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/15612/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/15616/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/15620/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/15624/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/15628/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/15636/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/15640/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/16121/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/16175/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/18229/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/18849/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/18853/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/18873/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/18877/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/8945/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2838/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2840/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2837/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2836/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2839/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2835/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2834/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2833/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2832/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2831/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2819/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2820/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2830/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2829/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2828/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2827/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2825/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2826/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2821/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2846/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2844/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2842/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2845/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2843/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2841/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/10458/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/19834/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/19836/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/19837/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/19838/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/19842/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43454/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43459/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/19835/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43455/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43456/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43457/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/43458/?format=api"
    ]
}