{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0x2b1f0e1f88305dcbaf44e5611d873520944a83b8ea409d1c2f18b870b1bef6a8",
    "signature": "0xe2a88884d87f47147d652ceb56edabb86fecc7c7a84b653b2a305163d5efdb2932cf77ca716e4aaa461d56dc0fe875b7c880be15a16ccea731b6d08eaf63d70e1b",
    "signer": "0xc3F14Dca3cd84aA1994627BBCcB51B5E3641860B",
    "userId": "532570592"
  }
}