{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "57803",
    "entityType": "User",
    "nonce": "0x50f6c8dba10127c2233bf15617e37c731961e680dec4ff224cc8bb159c1c2cf6",
    "signature": "0xd9cff5c2942e83e5c05d6dd2c241f391bb94d0525da1cf97db0e771514c4921b6a9b7893057d84e9ccb3d9f805f570ef3f5e1d45824e54f5837ae657ed0fb31e1b",
    "signer": "0xdAe27B20BF3639989Bd99E76811FEF26BEa4Cc49",
    "userId": "176556"
  }
}