{
  "manageEntity": {
    "action": "Delete",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x922cb2ae695da9f7dd0e556954c23eeeb8bffe0e\"}",
    "nonce": "0x1bd865fdf7d0a76d1efb54ef25eb3bbb90eb5c2bc723d9e2283a76b1098dce38",
    "signature": "0x4347ae7b191bbd63d2579eee803813598d54fc2a6befb5621fddc65981bcd233420922716bb2a3c4907aa761040c2e1b2c3b73370740f0aca76e6004e142f6ea1b",
    "signer": "0x8BB32fb3Ab4119262824C8679aF332559A0C5bdf",
    "userId": "390149336"
  }
}