{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0xd37f29679941bc85def5822cfc3a49e94dcd04e6e1c628f6928ff2077edbd726",
    "signature": "0x2083af99e823bb0651c3c350ec11117944a3c5b5be4cdd2e0fa2bc6df1ec8ab71278e45c50493bbd224a3ae37d5187a3fd46616058be9dc992e0518cb8d899c81c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}