{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "290013",
    "entityType": "User",
    "nonce": "0x5a610a94674247492851736183b8bf8069ce82a50e86e92dfb9fa941d76f287f",
    "signature": "0x095d22643e6ec6e26b5185b90cbf933d188c69a927c9f717cac514dbd87698e03204e16d5a86ec4950099970ba845701801bd5a49fc487e5c6c27f0e23252d741c",
    "signer": "0xf0Cc87B4295872d65aF3f871bAb6F2eD4F688e36",
    "userId": "389958"
  }
}