{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0x9a1518592ed1598568c055a0314c3a44b821d08dc343582ce953c0e4577fbb05",
    "signature": "0x5d649f09087a1eb52bfc3f79bfebaa02c6d255fdfdfa687e7848dfaacd4ecf2461c5cf7bd3e6710621a60fa2aa3f033c2511bbe3df0db52e938b239f283487a71c",
    "signer": "0x0bcfDe5fF672542eDc099A1F882Fef4d5Ea543a1",
    "userId": "566437849"
  }
}