Transaction not yet indexed

exmard1C8kjVqm72axxtQoMc5Qb2na1bVAYFcGW5fC4FW1mfwJPctcYNWSpDmYFT8ds1mSzdiY6VMFx5fVZUMY2

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.