{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1991",
    "entityType": "User",
    "nonce": "0xef5dda62ff7c8ca518ee79bfcade31a6f92f42b068e44798e1412b396fefee51",
    "signature": "0x693f2498368bc5e48e234a3c3ec40132e2ed731f306ced488fc903fe52045b9b6637f14c57e5ac4e0f4c5ed9210fa7097610c2ae58b4b3c4be5ae04b94379e521c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}