{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "7548",
    "entityType": "User",
    "nonce": "0xb31043a153b98ff7761a5079b924c10297ccfc1d5b69cad15f548c4171c781d4",
    "signature": "0x03ff80c89eb69c0681d21bdff9e67bf8ea68f0d288d8a4c24f8948d1f039ed3f4aafe38e57f563eab2207cdbcbf63a4e50ddd855acbb82eca37769a5045443f11c",
    "signer": "0x243f92B83d056f818b9b95664A8B7A86805A3E71",
    "userId": "111448"
  }
}