{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1224",
    "entityType": "User",
    "nonce": "0x51aa40a0ef705b5f67a1d383445190de5b826c4297de54663c598dbfaf5a5666",
    "signature": "0x6c2932559127432686eb1ac50cc1fd3e7f5335c3a59c730bb82720b186807d04663e1819ff0746df37bffb4c01eee3b20835de3283ba01ea22d9259cb26ed9451b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}