{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1114",
    "entityType": "User",
    "nonce": "0x06c22853b8244d243fdabdf804862f0721ed3a7b1e19ae2cce80d693aa6887ed",
    "signature": "0x3f5eecbb8225d7d1fbbf9b0149dad5a9db1eca1ab9b27ebe5db9be9a84d9c6a2643a7209144e943343c4a60fdebd0df14d1cd5e2c6e5493feb9971703a7c79651c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}