{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "356088",
    "entityType": "User",
    "nonce": "0x402e0c954f51c5604f681161bce6c04803b6f6bd1774774cb948800b0734266a",
    "signature": "0x6d6ad47c258a68456f4381b828905bf0cca1b177407e9bc75bc0920032ab89d653b9eb6a98a8ba5320eb809ba3227b0b262dcba8625b4868c88fcc1b8abc49e91c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}