{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "4589",
    "entityType": "User",
    "nonce": "0x39adcd8baa73a19ebe8599a68b5e604d0b41a144e7abf96112650d085123a36f",
    "signature": "0x64a8eb2e1281453299a33a39ab772736f5d955bd6a622f6ed873da8831d32fbf11be6131c0444e6e7913ccdab71fe4efe40ba4640f3aff60253637d9b972f5fa1b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}