{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xc6d3fac2bd5d6e36c002c40e2493666a7505b64162fd446ad778e5b99e290814",
    "signature": "0x62a3e9c1f43c857b798d6cfc8d1343536b1342d0432723c39f77f6a2c67d75bb50538c06d1beacd02addba6cd38279558d21be414636e1e02940837b64f184161b",
    "signer": "0x030E40b124A5B5D4Ee84E35e22c37FD1FC2Ce524",
    "userId": "830701366"
  }
}