{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "231089",
    "entityType": "User",
    "nonce": "0xabc2860415403c15b2a27b397a5e0c8d4d9d11115b3973ac4ea81f103726364c",
    "signature": "0xde8f1e3016228b97fbba5d1b57dc7a053d99f9e0a72220dde29af4b60fcdf0973439a87ecc0e154509dafcaa156915dd41a0b44d2c5456e77ef34e26485a4c5a1c",
    "signer": "0x50Fa68E2236737fa15f471F72A9AD1Ea99870D8c",
    "userId": "336906"
  }
}