{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5642",
    "entityType": "User",
    "nonce": "0x3396409ff4459e04906876abc5ecaf412a140a350da2e3aa30bcf5ac25ecd878",
    "signature": "0xb6b5ffa167ca680ba9969f282047b643ae471495924783a378eaeccc427de2203261fea141738aba09ebe29068bbb3122d31c1f277cdb19893b13e1956ad75bc1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}