{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xc573d91b42f227ed53ff3f88652ef15ffca90f138add6db13416e7ba19475c4d",
    "signature": "0xd59e42887a36825b79724aa94a9b25d51a6b6106dbdf9945b4f4e07ec64a611c2cbc7717e592c3da1c3425224a70c4733f38b6568fdc220b478f555a42690b2c1b",
    "signer": "0xAa24a5222b233931c0310D7d18e79b244c9CA5cd",
    "userId": "706029432"
  }
}