{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18222",
    "entityType": "User",
    "nonce": "0x8481a23ca45df20779d2c04a00f55a1c77e514283d07df9075c088af3f688861",
    "signature": "0x3a67957bca93b3caaa5c3c5bfa57340b7f0d158ca8faf61e4be51e6444d2916e278a603912769032d8a25be135920be02cf851f8b4cc6bf5d56f8e95540d5f481b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}