{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3746",
    "entityType": "User",
    "nonce": "0x2d3b54114620b0c4de336d88715baba7540acc3fd2ef89d396a3bed4bdda88b9",
    "signature": "0xbf21435efe8acb6e689629513b2e99a7e641b50ad0a4152b2d683c2f205988c56edf53f5c664af55c0fad087337f2733d398bc1e86e162b05753352677254b341c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}