{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0x9feea5a0849671e2d1b7fd3a15e07ee861c5809d1ebec3150f23d46576f6fb61",
    "signature": "0x5fccde3630a824bcebe08845024b392d7fc736b4c3e4fd523150dccc2d07460473b13f6d90f7057a563cb3c7966cacbadecfdda77b4cceec90f63f6053b70f6a1c",
    "signer": "0xF33f910c7dD83fFF2b6945EA4952a4CD3b20dbBD",
    "userId": "180645118"
  }
}