{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1831424",
    "entityType": "User",
    "nonce": "0x8463fdbed517796fe53bb90db7c68228f709b70f7b5eabf28a5834917bb63570",
    "signature": "0xe4488fee105bfc165006e294730862375e740a1a4efedd997a048e5c931d94075c314ecf82ef659a1102a90323813bf79d3049cac4df50d31a59a86cee3a4f6c1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}