{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x922cb2ae695da9f7dd0e556954c23eeeb8bffe0e\"}",
    "nonce": "0x7b51560746056bd64d5b301672c21d8823f59e1cfec8fd1452aa43001e744ae4",
    "signature": "0x31ae7332144e8b4102c605258385929dab4aaeb3929fb29cf3ff05823dfd189e11ec2ff7dff8eb55e82188451591fbf2c5cd5dbdce4597fc9e96082894e615611b",
    "signer": "0xBc8c206ae949Aed29358c2cc40A6317A9Dd0cd3d",
    "userId": "321112504"
  }
}