{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "681866568",
    "entityType": "User",
    "nonce": "0xf310ea859fe5526bd9b9ac4e48cb6888a2dbb7a19da61dd1faecb1cf9a856ca4",
    "signature": "0x11849079629e5f9aaf2914f4d320175a008715e1259565b3ec3369692c2f30134be3b858a5144fa58c4a1857ea9789ed9ffdbd702bdecdee0c9ac8fc9808e68d1c",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}