{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "404",
    "entityType": "User",
    "nonce": "0x5df69c1ac11bc3cc9fa8c1a5f0b6d6b186513830ac34c6060e70ab747b5a033d",
    "signature": "0x0891843dde4febf8a9b0c59feb2be3d86c2ddce68fb37d441075de4b1fee9e9a4daf3f89f7ddd6c4f86d83f92be1013ba588fe7a18d3e48aa5a0f6417d3aab0a1b",
    "signer": "0x50Fa68E2236737fa15f471F72A9AD1Ea99870D8c",
    "userId": "336906"
  }
}