{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "112958",
    "entityType": "User",
    "nonce": "0x3f7815c9b4b3897b45d2daabf416aa8ef02d8fb00801b3d8585ec83adb14d391",
    "signature": "0xb1a6e0c8a2ae3a315d2df2ee52c99455e98315080776b0cddf3b42bae8da838468d393a57eff7f8edd10c882dd3fb0df7ad1c38d4d5bec48bebbbe6346b5e90d1b",
    "signer": "0xd9bA17330fFb3Ea1356C5eC14971D9e1f2cb5200",
    "userId": "337125448"
  }
}