{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "387358",
    "entityType": "User",
    "nonce": "0x9c9e728a26233bbfbefc33396133d2137fe8f93f91930c8901cef5299272c7ae",
    "signature": "0x04ede135e9654dfd7b2a2fa1e30938c1fd990efd1220eb19b423081ab01cb6fb516ffc2578e3e2f69b2f91c07174ac31d094bb402c1dd9dd28537cd3ae1f86171b",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}