{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x17d23118a87450f9283386f1ceb42330d52b0f9b803a5a777c3a1d336d44fa15",
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    "signer": "0xA3f113472915b2f3E2ABdEb83ceAFec10dD6eFf7",
    "userId": "925577169"
  }
}