{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "357010",
    "entityType": "User",
    "nonce": "0xa1d03bdf9758f9e75a40a2b336eb7b92293ab73d98e1648eca84fe4c5bbbe31d",
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    "signer": "0x89EA9Be0Cefd53f285d77356b4395f079931a5EC",
    "userId": "822518796"
  }
}