{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "347258",
    "entityType": "User",
    "nonce": "0x0ccfbe372770074d7e4726d29f11af5fadbd4dc7b08df1dd059379a862b6dec3",
    "signature": "0x351651cd27fb8f9a8d8294b6edde0c4c34206de3675e594128c07996cf66dfc6239c394c46cb6173a7406673ba19e9515cd2790c2459ff0911f93b0107d3ff511c",
    "signer": "0x33d6CC2014d41973A366809Aa0399aca265a67AE",
    "userId": "819404309"
  }
}