{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x922cb2ae695da9f7dd0e556954c23eeeb8bffe0e\"}",
    "nonce": "0x06919ce633a5c26ac66e68fcbfdcb9776961586851c1f4595961d30d7a7aaef5",
    "signature": "0x7d6b876aa2ef3f817ea67972bf860c936d4d28935c61496c2bdf96b0646b986a170f8db54076d61cad6caee4f615e79822c746518f54cb00039a41e9c5f5dcf11b",
    "signer": "0x906161973594c68b25266c0D752586Ece4035653",
    "userId": "227169797"
  }
}