Transaction not yet indexed

53UbdGDNa4aTLk7fUo5H1DuabhZ7ebrXmFKaVQKF1usMsVQZz2D7W9nMwSdT4kV75CP3WzXMdzRJ8cVR5qFokU54

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