Transaction not yet indexed

5u999vsYTH1JNCmrffYRvsrrF8szmXefqstm16AjD2MffkavBfm7NZLNZVdGBkJ9CAs2v9S2dgf3o7eGGX1GuXSV

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