{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xef97cbdc187905e1c973705ed314293191e8583df10c4d23bc513a61aa950996",
    "signature": "0xa4c93df349214260b4e0c64dd5f9adeb374e74638df2578c04cab8a092e71c1957a235e7049d8f62ee403e092c8bf0c604970fb89f1f433638bd25cdab7fd3eb1b",
    "signer": "0x327Cf85EcfABcC5978f55D7447FfF0C813e4756E",
    "userId": "624008602"
  }
}