{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1545",
    "entityType": "User",
    "nonce": "0x3076ab75fd674fff3b81d7548ec6eda9200cbe4545a4cc5d59110be5f070409f",
    "signature": "0xf1ce11f458316d91c52f9760174edbef4b0f023da3bb34c39d81ad1a246e42f74dbe51a7ad2456e87ba83f0891b28b79ccb218823b230224262d3dd2b61831ac1c",
    "signer": "0xdAe27B20BF3639989Bd99E76811FEF26BEa4Cc49",
    "userId": "176556"
  }
}