{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xd317ca77b4c31b3e2931bf723346ba9d9f3dee779750fafc663e71d7918d548f",
    "signature": "0xf37b422cc51f6fb2302c23a4e8fef7e6e121b86b75be984b9503c42640f2980b607d691b78ae3dee7c9db31ef7028d8cb7d9c58c3f7e52b7db4f80906fd957111c",
    "signer": "0x50Fa68E2236737fa15f471F72A9AD1Ea99870D8c",
    "userId": "336906"
  }
}