{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38576",
    "entityType": "User",
    "nonce": "0xe22725ff868e0299d65c04a61c05e43f846f1f38fb8d908faa2c54f6773f9c98",
    "signature": "0x6bca349b506c7a6b1622532314c693541e113f0930005748fb21fb7da4cf6c9f2bb6db5e950ac049f7dcc44bc987b5afd47611425bc4a537109c0b3c3ebfa7a21b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}