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/4193/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 4193,
    "uuid": "569b689e53e3ccab2ffaa79cb3fd6755",
    "title": "The Facility for Airborne Atmospheric Measurements (FAAM) Aircraft Data for the MICROwave investigation of MIXed phase cloud (MICROMIX) project",
    "abstract": "The MICROwave investigation of MIXed phase cloud (MICROMIX) project was a Facility for Airborne Atmospheric Measurements (FAAM) Campaign from late 2005, beginning of 2006, which aimed at testing and improving the representation of mixed phase clouds in radiative transfer models. The intention was to fly the FAAM BAE-146 aircraft in conjunction with the Chilbolton radar facility and ASMU overpasses in order to characterise the in-situ microphysics, spatial variability of the microphysics and the radiative properties respectively.",
    "keywords": "MICROMIX, FAAM, Cloud, Radar",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": "2006-12-10T03:03:30",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/15688/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/16879/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/17489/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/17899/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/17903/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/17907/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/17915/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2869/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2871/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2868/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2870/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2867/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2872/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2847/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2848/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2866/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2865/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2863/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2862/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2861/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2860/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2853/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2858/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2859/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2856/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2854/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2857/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2849/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2855/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2864/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/10388/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/20076/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/20077/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/20078/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/20079/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/20082/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42152/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42155/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/20075/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42153/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42154/?format=api"
    ]
}