Transaction not yet indexed

51e5MMzbwf6QTEcc98N3kPWqLXgXWDPnEwDy3q4FuDwM2Dob1rEPoqKDSgSVmRHX6xyHpAuaY1PRMLiUb35k1cVE

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