{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "656",
    "entityType": "User",
    "nonce": "0x120c52dfc3af52934b8b3fa531a3b9aabd5ce73e0fb09b0c59d01ed013351cae",
    "signature": "0xe0d7c66883c34e5442adda7ceddd5eafca1335ba789d48350ebc024bc1a171943ba04a3a72a367ccd668dd57f22fe721a13646859b02aed063beb461da26f4941b",
    "signer": "0xdAe27B20BF3639989Bd99E76811FEF26BEa4Cc49",
    "userId": "176556"
  }
}