POST /cmx/find-replace/localhost-orcl-MDM_SAMPLE/Person/preview?returnTotal=true HTTP/1.1
Content-Type: application/json
Host: localhost:8080
Content-Length: 234

{
  "scope" : {
    "type" : "query",
    "filter" : "lastName='jones'"
  },
  "findReplace" : {
    "field" : "Emails.electAddrTypeCd",
    "find" : null,
    "replacement" : {
      "electronicType" : "EMAIL"
    }
  }
}