{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "63055",
    "entityType": "User",
    "nonce": "0xe345c079cf087f00569fa62484947a5d2c4519e8338920eb587470a274b8c1eb",
    "signature": "0x9911b8f9dfc7c8adb00915bc9d5c231b9a665b2543ac525a0f029e4eafbb41276a70ffbe5f838252dea78fcd0964e7abf35f4429cf4b4ce5624ebfead3c134411b",
    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
    "userId": "162770660"
  }
}