{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "724708",
    "entityType": "User",
    "nonce": "0xb327b91efa7f54210f698b5d62899a7d45d980351b61261e1156f2ebc178c6b7",
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    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}