{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "77481",
    "entityType": "User",
    "nonce": "0xb03b9494e639e323203f633e0600ed86479cc12b0ba5283a9a4e45ff9d2cb987",
    "signature": "0x250400df6ce6408a27ca1a4a830458816cb0e6e02861843a2124f8800dd0b5510757c5dca02f7075e41a99e9d8d56d6bec6a45e7cbee2cfd1cef56a05f7c8b2b1c",
    "signer": "0xF6F9F433Ab5dDe3c96D63C2fFAa64b610599a410",
    "userId": "80682"
  }
}