{
  "manageEntity": {
    "action": "Delete",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x593095cdf6998387b0c1bd237b5e2e1f5022c99a\"}",
    "nonce": "0xac6d736346223737ff497dfdef7f0f2d4033eeb2d8596a3df7cd8a57e0dd15fb",
    "signature": "0x1b8671b4a26767e7b13f7a3f0aabf721c5237eac804181920c467420f9c6e2c72735faf389e026a43ed873a606bbff119efaf9c2580caaaf7b4cbdd0f9a61a961b",
    "signer": "0x593095CdF6998387B0c1bd237B5e2e1f5022C99a",
    "userId": "1389486"
  }
}