{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39727",
    "entityType": "User",
    "nonce": "0xcda0f1b4a046e6cbcf4b54b8065fe81e8544dd2f69d1a018ef4864ac1e7d47b8",
    "signature": "0x669268ea309feab765931a7a972cac84ec713135ecc58a221ebf5d227017e8c44bcf7fdafc419190a347b10cc9413d93c19bd33c86dd8e3c74bf1d952b840cf81c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}