{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "396",
    "entityType": "User",
    "nonce": "0xd616a1d32a647f772bea246418a3a0ec6f9c2ec2a8b916c48c71b5ea7b985a31",
    "signature": "0x898241cb9b85caf268734102d5447a964061d91548f8964b52d855101647f1917c97df2481f84c941152f5e6d4794cf2520f6b21d403fb1a4401369518490ccb1b",
    "signer": "0xAD107a7f1cB5918cCa4fa4556Db5395B94A41710",
    "userId": "928659794"
  }
}