{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "12",
    "entityType": "User",
    "nonce": "0x90587eebec237c7e211053373c27a8096cb727b055289ddc5207ebb45b055c96",
    "signature": "0x35aa6ddea494e338a8d6b48905526418fa76b16d1d84ae79e909d24e21adc426197c7db5fe7f5e0e1b2bc219f9f9e8150cabc1c9ddec958da0ff93bdc214476a1b",
    "signer": "0x970e95a68E86A857D7a6A78560609c220a3846a3",
    "userId": "33168"
  }
}