{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "846570160",
    "entityType": "User",
    "nonce": "0x54c341c6fb90928e765916eda3427ec713fcffd027a2c7fa2ba298dabcf4c348",
    "signature": "0xba7861618022cd36814c40e69e65fd51c09208072b4c46ac6779c8ca720ef8687ccb91ba90f48a9e607d085fd38de9626bf992dffe43068702cac5a417384f1f1c",
    "signer": "0x10805E046e879D8e4503D67e495Fd1d280142e5D",
    "userId": "355715"
  }
}