{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0x561196ccbd61dfe0f26778e933da5dfc7e1a69a1e9dc6d9685bc6da4dcc08b8f",
    "signature": "0x5b6ef449ee488ae9e136fd395d631ed8904bd2437dbcfeea475ed5ea7a25b55306d9d17d5bc9dd01720543148e93b39e366c7d9255ceb0aee0eaa1a6c55f748f1c",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}