Transaction not yet indexed

Dm998FWVPbX6jFvrLEBsGEEJPteDBdrDmEWGarnf86sUqvx7mJxC8hUTGPnokdcVMpmDKn3yd7MFJM6yzjp28Zm

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