{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "841756759",
    "entityType": "User",
    "nonce": "0x034661092615440a7d53e1ff186233227baec3ce04cf604fa54b383ff1376c20",
    "signature": "0xda05843a102873b16bcf443eff15929481cf774ea9589ef21f46ed5bde68705a6fa4471daf30b8b9f73923502b268d215c622936e50fb20560b8c8b816367fd61c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}