{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0xe0525026f59d952ae2cda2f28771796c2d7f7d97\"}",
    "nonce": "0x9c0c0c336b1e60e8ae75f69a69d3836b54cc376431833c698a19ca02d3a11970",
    "signature": "0x408d19beb5cc03916f0fd52c6284b9934bc6ee41e68f293f14b28879ae0d605e7223b4059b6d89354c77e72b653db14e8138ed357128d4c58c8c1a832b2cf4a31b",
    "signer": "0x5ACBfa27cA6633aE27405fadd742C7B4fF10d3E8",
    "userId": "945681410"
  }
}