{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2646",
    "entityType": "User",
    "nonce": "0x0b04f1deb159effee9ff843ba3b8728a7dad253bdfd683f11a58b60283eab8aa",
    "signature": "0xb5f84705e3bc31e6963f5714465ac17b2f5511410a6c61a7168f3c44fb4bf4776fbbd1760bc2f68fbcd6f53e924ba2ee18114c9c0c805db60d02fab92db540141b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}