{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0x5440ae9e79f3f333cad60ff00dee6dddaaeea527f0019c3119a9a8d9b0ac3f5a",
    "signature": "0xc73bc7534b8b281c792e96446dd247cab80fee2e79e93cc540cbfbe85bc329eb22547e7605799eb7d47a0725823fba0aa228cbad5c13e28a689556a64a3ab9ff1b",
    "signer": "0x6326b528A0b49BAeAEe0a7eB38B4ED51F6221776",
    "userId": "974443050"
  }
}