{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "452274",
    "entityType": "User",
    "nonce": "0xf46282a704472374123f2f001065c2dd619886fcb3f530d9bc804305e557e09a",
    "signature": "0xb098ea3fd2e30bf7b531e21f1ec5756f855f898d604c177b2219bdc30c4dc65908b8cd0a8d0ee16602e9afd60fcf2cd11e0de6d9822bc0f2425e635f390372af1c",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}