{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0x60fb96b99d993d603fbf2cfd5f1962b576c4827073e2e5c4063a9c21b030de9f",
    "signature": "0x54a9daf61ca5044c11b9ab78173f7a95cf6fbec7660bb73bd3acda4c417d007107bd1576429cd3a3ffe39ab84aa7e5aaa158811238b74e3e691aca1313fdaa5f1b",
    "signer": "0xCC1B68843CC7763297B9ea594fC6Fb4c4B63264e",
    "userId": "999055297"
  }
}