{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "234834",
    "entityType": "User",
    "nonce": "0x51fc866677f16c2806c9bfd5533df693964533df37649aeffb762b670d8630dd",
    "signature": "0x88b6039e6b7d4a0b8cef4f3a896146a83b95ff3d725c5f2ced7629ab500514f301ec9a355e6a5e807330cd6e193db8d1cc2ae9a468f2fe7d4bd1e9e7675357d91b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}