{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xe18637ca60cde737b8e4244c011c976196eba96fe2a960931eb3f0290d5a816b",
    "signature": "0x037795bf6dc87301db23b5115b863c2901dc6b927da735fd3610d0eab44d666770bafc9f1956a32bccd9634ee688d36459f2bf5d9b208dd4ab6ae04a66624c6f1c",
    "signer": "0x3AFd3e61ff008508C3c56699D4d6924c54773e1f",
    "userId": "966336002"
  }
}