array(5) {
  ["fan_domain"]=>
  string(22) "o7mtc56.shrimpskin.com"
  ["fan_key"]=>
  string(24) "tiandi:fan_shrimpskincom"
  ["subdomains_deleted"]=>
  int(0)
  ["hash_keys_deleted"]=>
  int(0)
  ["message"]=>
  string(24) "集合为空，已删除"
}