{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "348395817",
    "entityType": "User",
    "nonce": "0x74e122d4b81752dd549c188b6eda5c0c84ca00bf20b8e202b74774d3cdc6fbb3",
    "signature": "0xc22a997dea30301f7a32ef9fd9645b4e23050de9bbb958936f74a657808e30fb65b325c17a5dd5a9934eb16e771ca6dd0f3efed9943ffe1b2f037f3660de39ee1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}