{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x92772ee9d5537c101ca49efb48be476076ad2e85b025fd5d2c91eeebad706cc3",
    "signature": "0x16038002cbcc782e99ab93276cc96979610fb697b8bb04f5a809d44127b5fc721fee3c276d78203ecf13b14e68341a30b5c509fbbc451ebc6b214583a5a226111b",
    "signer": "0x8c5063ea92452a62A81226574Ab94E295Ec1a941",
    "userId": "132938435"
  }
}