{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0x5c886ba690084013bc03b26de489f61726efd0949caa85300399357130c1c5ef",
    "signature": "0x93cfa30369db35d6551358a4a8a5fa43f026e766a786c0c2bb98952e199684ba46c56413e82c6fbc982f930038730cad26b5eb06702e1a32529a98a6b8529a021b",
    "signer": "0xA23626aAe051e6B50D4F61dA8F5d0B222868C9aE",
    "userId": "30169752"
  }
}