{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "393111",
    "entityType": "User",
    "nonce": "0xc84a229e8c840b84417d25c2f1cbae39d9e82d7a49cba32e7b56760ab439658e",
    "signature": "0x3b2a6ac0a17105623ed1c1ee34079d1cdc7c36bf221af1913dd9e0179faa57bc01d442d03644a4056d5339e19182c5383ae9e4ca094738b014df3847e64e983f1b",
    "signer": "0xE534A1ad2e8E1f616866185D1efDf463B0eD38b4",
    "userId": "353625"
  }
}