{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "235959",
    "entityType": "User",
    "nonce": "0xf70e0286b0c0e1b6f0fa71dd8bf26d802cdc8fd98ee60a0fae9a530765bee649",
    "signature": "0x0248e93dcdf9f77338c85876a5708a5b05d9992fd11c9f47e60d1849bb1bdb77628c33c9c0b34d871c7a3acc107fd7a3b84973fd7a4b6e1354b788146206dbc31b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}