{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xca9c4e01329161443250d0addfd41ec52eb872ae518bc057ec900a9630a8d0f0",
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    "signer": "0x179417150791462a2c68d53EcB8cE3e9E82Dd0A8",
    "userId": "786632152"
  }
}