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/6428/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 6428,
    "uuid": "ea2d5d8bce505ad4b10e06b45191883b",
    "title": "Met Office Land Surface Stations Data (1900-2000)",
    "abstract": "Historic land surface observations data from the Met Office station network. Data are available for the period 1900 to 1999 for daily measurements. Hourly observations are for now available back to January 1985. The dataset comprises daily and hourly weather measurements, hourly wind parameters, max and min air temperatures, soil temperatures, sunshine duration and radiation measurements and hourly and daily rain measurements.\r\n\r\nThis dataset has been SUPERSEDED BY THE NEW MIDAS Land Surface Stations data (1853-current). It has been retained for reference purposes. Users with access to the MIDAS Land surface stations dataset automatically have access to this dataset as well.\r\n\r\n\r\nThe daily data are available online from UK stations in 110 UK regions (mainly counties) over the period 1853 to July 2000.\r\n\r\nThe hourly data are for available from stations in the 110 UK regions also covered by the daily data from 1983 to July 2000.",
    "keywords": "surface meteorology, Met Office, daily, hourly, historical",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": "2006-12-10T03:09:02",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/6497/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/6501/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/6504/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/6508/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/6512/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/6515/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/4216/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/4217/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/10456/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/28003/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/28005/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/28006/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/28007/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/28009/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/44260/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/44261/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/28004/?format=api"
    ]
}