{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xcba4517f785d32a5d3b70aa87d1137f405c377aab0f247ab7d6daa241721c35e",
    "signature": "0xb3248298cdb934e35cf63f041950d09a89c5c767835790c4c54b61efecfbf2291b88415dc456838db0e60e258e4f9da651db651dca28d750be5df175351d27e01b",
    "signer": "0xda62DCccf2Da82ae621d857Bae46A87e80Bd2dAC",
    "userId": "452811525"
  }
}