{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x6c1ef2e9c33e2ba1c0d352e41e06e8a3c7721c6f\"}",
    "nonce": "0x31f27f06645df696e59e94635416b00dce54bf181ecb34f90fdec684571579f6",
    "signature": "0xf20c3c126423bcac748baad9379b1bf1819153f8c759c1ca253bcdcaf5b78d57495bbee3c6d386d1cd2495c3acfc10ddef5401038df3b74297b643cb0cbe9e3a1c",
    "signer": "0x49282c54e8ca0eB8fcA288Ba1481E95FB4105D94",
    "userId": "902098338"
  }
}