{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0x62fdb0828953f0a49e11326ca2ccba3b2e46005f031ad49a7eb479f077fe60bf",
    "signature": "0xdb7124767b5d2ed0701b75b824f97e7aa1119d8e78f3d5dda423aefcbbd0b61b0df898ce690c3609a258b99f414375c1398770744ff83c11222ed52c7c8340c81b",
    "signer": "0x362d0FC96006014Fdd07D3677338de38C453A495",
    "userId": "16028599"
  }
}