{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1500",
    "entityType": "User",
    "nonce": "0xd4fc7db4416ccf4e054da70e515fcf53716acc5f47db5c70dc72d45d6ab2049d",
    "signature": "0x70142a19aeab9624098cad02a7d570988bbf1ba0dbca6299f290fbedf2d57a4617e6ad69e20eefc781c95a580ec68d8d01f9a62d733a6f131b1a540c7c0e877c1b",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}