{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "29515",
    "entityType": "User",
    "nonce": "0x28011ea95b02c9576502d27141762ecedc3df16564e5b8a2c90d80d2f23b4c4a",
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    "signer": "0x243f92B83d056f818b9b95664A8B7A86805A3E71",
    "userId": "111448"
  }
}