{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "193389",
    "entityType": "User",
    "nonce": "0x37615830877bc0ff50ad824f91a0cf860d1abcab447eb5b51324f217a60ad976",
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    "signer": "0xBB7b9E0bFE457D30F53C38EE5d7Aab163550cc05",
    "userId": "455978043"
  }
}