{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "426381",
    "entityType": "User",
    "nonce": "0x1d469c1b812bbbd511e81af8e4d338d3361de068e1f71911b7905b5934d85689",
    "signature": "0x462ff8c205f9b0a077070713bdee3ec9c32a61d4016e9a25ff2249504ecf773a2f607794e6a045c20e16215d6f0e14b327a5bd8c8b4e901a98c58cb0ba9a05031c",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}