{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x6c1ef2e9c33e2ba1c0d352e41e06e8a3c7721c6f\"}",
    "nonce": "0xbde979ea342ecfdfc815910465e85a085eb3242b7b672c8f5e710ea797ae4b71",
    "signature": "0xccc75f4d3cfd7f91db76fa8239f5647f556391af010385197fb544b968381e2576d20c594aa8846db1656c69340fbf27a1a766debc3dd27c1a1f6a5641df36e71b",
    "signer": "0xa5F079F6413561b8ed956C6308373d9D12c85FFE",
    "userId": "311612861"
  }
}