{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x6b1d54f018ce081e20c885e5286ec8496df3734bac7887dbccd5c9e8382af0f3",
    "signature": "0xed9ef31b0dcff12667b3b1c8f3afb24d6ffa888e4c9029316d02a0601a5a113e668aab87f7981a6f91eb78af9c09e55f0ee07e2c23f7a030d185e3e4704693b51b",
    "signer": "0xE054Dc4F84978cCaf42510A1B61F52438dA5aAF4",
    "userId": "994810498"
  }
}