{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "151290",
    "entityType": "User",
    "nonce": "0x88cf951de6a473318a98edb1568a3054af2170ce9cc123e007dce677fc9aeecf",
    "signature": "0x4feb9bf86e433e80504ade2f6116ab51e125f344f21a93cde59689fe8e06de0d0a40c69162d4bf65ea1b1493e962dcf961ff72b6b2f221b4668cb59f3a971bd21c",
    "signer": "0xdAe27B20BF3639989Bd99E76811FEF26BEa4Cc49",
    "userId": "176556"
  }
}