{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x27f44ead628809e00295dfb816ecb716e8d7994b061e4c50c6732dec42f75371",
    "signature": "0x2e93ecfcc7ac81114bdcad8d7f174b01dc85858c060c842ba21546f1468834fc707e81601dea60e21ccb94586bd4f054a91d51ef9358e6e81ce78d41c45f52d21c",
    "signer": "0x3b712C16275eCC8Bf894d014D9CEBE5655F55117",
    "userId": "263108493"
  }
}