{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1516",
    "entityType": "User",
    "nonce": "0x6c6a65c6512a83f69096ceebfe7d954a15d6cdfc2896257c3915d5dee724b5d4",
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    "signer": "0xA01ebc830d66b9A7a47A2EC95BcA34ED6EB49a45",
    "userId": "463524416"
  }
}