anchor.diff:    "settings" : {
       "index" : {
         "number_of_shards" : 1,
  -      "number_of_replicas" : 0,
  -      "soft_deletes" : {
  -        "retention" : {
  -          "operations" : 1024 <1>
  -        }
  -      }
  +      "number_of_replicas" : 0
       }
     },
     "mappings" : {
  
positive.code: --------------------------------------------------
  // CONSOLE
  // TEST[continued]
  <1> Sets that up to 1024 soft deletes will be retained.
  
  [float]
  [[ccr-getting-started-follower-index]]
  
negative.code: [[ccr-getting-started-leader-index]]
  === Creating a leader index
  
  In the following example, we will create a leader index in the remote cluster:
  
  [source,js]
  