{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "123813",
    "entityType": "User",
    "nonce": "0xd511d915423b07730068e241dc8d37cbb0e831c07df76b2964c71bf8c923c66a",
    "signature": "0x31bb386d6819b540736cd01119541f223fbcbfe30638d2c89352374bb96fe6092e17c37a9466e06e591151d4b23e439ebb136bc00d4448c7d4b7b5258ff13e031c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}