{ "recordSetDescription" : { "typesUsed" : {
"Subscription" : "http://example.com/csp_a/response#/$defs/extendedSubscriberRecord"
} }, "recordSet" : [ { "id" : "1e997322-b813-437b-b2e2-dae732f0cf7f", "type" : "Subscription", "subscriptionId" : "{unique CSP subscription ID}", "personDetails" : { "lastName" : "Last", "firstName" : "First" } } ] }