Transaction not yet indexed

MbLW2aPnPsXnsqnumhLtRWEmTBET6LqLvg1sjVrbSv6EX5pjBCHBQ7fy64bjCwo2dhGGVnYoociTMrYUtjCEfo8

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