{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xbab1ee67a2b4cd1c1db3c2429223a460fd80c58f65476babb3210108c00d3c7a",
    "signature": "0xf14a5d65153c622ea128e0b5e94926844c41059f5fe2ec993dbce14a09170537781c1f73703958a209220ab47b6bff272d57ec1f415f9d172f2f62948cc5eadf1b",
    "signer": "0x8B46E9bafA361d468177ECed7676209E5135eBAC",
    "userId": "96405771"
  }
}