Transaction not yet indexed

mpUbHxbbj9WZxVSnZfzhaw8Tc1L5Z1G4mcfa5CVLsv7nh5sXkqHWpwFLk7TFR7Fo5VmijCd5G1CNbkF35XXbSCQ

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