{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "308439",
    "entityType": "User",
    "nonce": "0x960e8dcc1516d419bf91af50b45d51ede3f18a00116aa4ad2c390b805156a29e",
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    "signer": "0xdAe27B20BF3639989Bd99E76811FEF26BEa4Cc49",
    "userId": "176556"
  }
}