{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xcc5d81ed6e4dd1abd6d83435d0842440d639339f18c4d91de03759e0f173001c",
    "signature": "0xf0e39ab16c4a51dc78a016f9983d811564326d7b10860824ca9f968e491935552e01a5a105034fdcad7d800da46db0989c0214092dd2ee96c78bd0786e2979891b",
    "signer": "0x45844453E1B5062B95B4eFEEbf65c4F8616b24e8",
    "userId": "363011585"
  }
}