{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "995816736",
    "entityType": "User",
    "nonce": "0x8cead0a7c638b99c49cd861732c2d5b89ec0e10aca4e4fdef7c37f56bab2e54e",
    "signature": "0x02ff0390838ac1bcee817bfccfb00e1179fa4d7965b06ec4c46ac2266c85d0dc0c2022c46614d024c2a5094f9fb181051524c0183dd9bdd77bdc5a4071e0b7df1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}