{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x20dd0655dd36b972014a4294c5ef101d4478b417b650e74af952169f86e307be",
    "signature": "0x5d5ac7333a0897c98bc2433c166db92847f6aa2e77b604a69a55ae2655667d2d1072d438f441ab4014c794f7bc12916fc720c2bb7fa5cf739fd827565ee9014e1b",
    "signer": "0xc2F59462DdeeFA9451a8CeBC7867413c56677C1C",
    "userId": "798596916"
  }
}