{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0xe0525026f59d952ae2cda2f28771796c2d7f7d97\"}",
    "nonce": "0x541c2c9a36f7da33f0c493573f270b1d39cd4fe0fdbee7dbbf1a4e814c98ec9a",
    "signature": "0x85bb4adb33a32788567b85dcd7f4739b6d657924b8e85300aa316376e14c2f4f65b9d0465258a4906025a281a66a34eec39ee6eed0ba1f1ae202df85a2a81ae51c",
    "signer": "0x31d6F82d1a393293914Ee23552547b60921380A6",
    "userId": "100933540"
  }
}