{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1831424",
    "entityType": "User",
    "nonce": "0xd217b6cf74035a9c0360cfbe00bbcc482a7f6e2b357a08914bfbf0b416b6bd24",
    "signature": "0x69a50c8f1546bc16eba89849f6df9691ed1752c7113d3ad610bdca5598ff13523e300bbf3ec8fa6a654b1ad1a9a9ebccedee5b80d8a3caa466aced170f5d0c191b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}