{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1417423",
    "entityType": "User",
    "nonce": "0x99b951a52c2bcb8534c38d975f06f12d4db7b026de022538f81168eff59e27ec",
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    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}