{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "54775",
    "entityType": "User",
    "nonce": "0xcca818bf93493d9578339309b77d518349278074dcc4af4eadff5f129bf6d98a",
    "signature": "0x2f18a21a4e7cf6cfe34457b5a6c0846ca2d21634134d8463ce49e7c30dd4de8126476860a6b1112561c8dc8c1f93146ede3f9291f76972b0a973d6a4fef9fc641b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}