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/41060/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 41060,
    "uuid": "efd6f7f45fc34189b6fbb7164b6d7255",
    "title": "Total Carbon Column Observing Network (TCCON): TCCON data from Harwell, Oxfordshire (UK)",
    "abstract": "This repository contains TCCON data specific to the Harwell (UK) site. It contains both public top-level (Level 2) data, that have passed quality control, and the associated intermediate instrumental (Level 1) data for users wishing to run an independent column retrieval processor. Corresponding environmental (e.g. meteorological, geophysical) data recorded at the Harwell site are also provided.\r\n\r\nThe current Data Use Policy is available at https://tcconwiki.caltech.edu/Network_Policy/Data_Use_Policy\r\nSee project page for more details.",
    "keywords": "TCCON, Greenhouse gases, carbon dioxide, methane, carbon monoxide, nitrous oxide, ground-based, atmospheric trace gases, column-averaged dry-air mole fractions, remote sensing, FTIR spectroscopy",
    "discoveryKeywords": [],
    "publicationState": "published",
    "dataPublishedTime": "2023-12-08T09:42:17",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/40972/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/41600/?format=api"
    ],
    "identifier_set": [],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/199759/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/199750/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/199751/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/199752/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/199753/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/199754/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/199755/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/199749/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/199756/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/199757/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/199758/?format=api"
    ]
}