{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x84f2c281e5ab3b9f491c160b726582f918a5a64fab7c6cc021c334386500db87",
    "signature": "0x500f3b9f8d6ba93bf4d2e9bdfd3795f21a9a76405b9c258029e905669c8e3d0108f588102643d5dfb1abd18c6ba52c1943556dca5205ba883436dca91db33cf71b",
    "signer": "0x20F56c0380777922119ef8835dc4D292cF777768",
    "userId": "28591735"
  }
}