{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "20",
    "entityType": "User",
    "nonce": "0x6492bc74b8e2a6e1a45347a4774ad1ba7c415aff0bfddb1c0604628f25eb084e",
    "signature": "0x086e630404b2d4df29adb8e3d23a2c73d01c7d65e96dcbc4ee105fbe7c3d356a4413c615c8ab91c356cdeb06eff26e26f8625b2805f3f082a030cb28278b7ac01b",
    "signer": "0xe1a52F892CdFA6BeF0b10F2c618F838f070B9cF2",
    "userId": "324614320"
  }
}