designate/api-ref/source/samples/recordsets/create-spf-recordset-request.json

{
  "name" : "foospf.example.org.",
  "description" : "An SPF recordset.",
  "type" : "SPF",
  "ttl" : 3600,
  "records" : [
      "v=spf1 +all"
  ]
}