{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "50672",
    "entityType": "User",
    "nonce": "0xc25d153ed912a6de634d321144d14578322543aebed7d4a68c6007f77341b0d6",
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    "signer": "0x689731ba1718934D8b80D53A075D7D87758Ab653",
    "userId": "350111470"
  }
}