Implements GET, PUT and POST model operations w/specific mixins rather
than using viewsets.ModelSerializer for all the ops.

GET /esmond/perfsonar/archive/?offset=165000
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Link: <https://monipe-central.rnp.br/esmond/perfsonar/archive/?limit=1500&offset=163500>; rel="prev"
Vary: Accept

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