anchor.diff:    "my_backup": {
       "type": "fs",
       "settings": {
  -      "compress": "true",
  +      "compress": true,
         "location": "/mount/backups/my_backup"
       }
     }
  
positive.code: POST /_snapshot/my_backup/snapshot_1/_restore
  {
    "indices": "index_1,index_2",
    "ignore_unavailable": "true",
    "include_global_state": true,
    "rename_pattern": "index_(.+)",
    "rename_replacement": "restored_index_$1"
  
negative.code: PUT /_snapshot/my_backup/snapshot_1
  {
    "indices": "index_1,index_2",
    "ignore_unavailable": true,
    "include_global_state": false
  }
  -----------------------------------
  