{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xc6da13b0f15994d44f289215866177e200c3ff853bc2da32ace57174debf67cb",
    "signature": "0x5cf310961ce1e4541f84173decacf3de50536219d3209944022f4f556098611e319a78e07cef5248568b6e314eb760d0468b9fda023c7d120c7b2afa7b65adc31c",
    "signer": "0x024eB333377C2b199D2278e09b12962E82ECFB90",
    "userId": "429880098"
  }
}