{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "149763",
    "entityType": "User",
    "nonce": "0xbf3c2e57cbb346ff9a0bb75b595cef3140e0663e4e9172f1880f733ab74d56f1",
    "signature": "0xc9a011357e2fd63929e20c4eff9d531659a08b5e34be6d20f7bee30d95c0f4a3285e35957ce14f146f017d049990b5e8e581638c078dbfa522a32833ae9a19dd1b",
    "signer": "0x182fd837C1acE765D4953bA8d602948d6025afee",
    "userId": "375501"
  }
}