{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "175961",
    "entityType": "User",
    "nonce": "0xde39ebce7ed3d808de281fba133c923b531624cdb7b448e45037e52451ad1231",
    "signature": "0x24d367504c8525605b899a5c93cef71de1d51430723d1e10264d6320a9e93a945cfc13448515680cf8e94625d8d4099d13a6d319a8471dfd051c49497095a2e81c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}