{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xda4e49644f810c553427eeb53136fed75bd133c5d984d92c1f26f6325492525e",
    "signature": "0x524ee14ae7b2617bfcaf1b39c140de56d3eee9be60d66a61487cbf6106e2fdc102ec558e1ee70e646386cc975e4d4c06698450e8ed2cead43eda7426048971191c",
    "signer": "0x80f6E2F112D6207783BcD53b3DD9CAEAcD80E4FF",
    "userId": "750548954"
  }
}