{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0x1dbf93218a607f1404df1606e74d324d62a018757b3f319bd3576b97978e5eb1",
    "signature": "0x6569a17d3c6ae569a045a13a7f984e02f03cf2ed2f888053de286049fbfe396416f2ac7688c8e90c81875f14d24833dba87fa4dbefd457bdf5a0789a350815c61c",
    "signer": "0x95272D117e89B655e41EBf863304891cD1D4B1e7",
    "userId": "84640076"
  }
}