Transaction not yet indexed

PmmTHME1QYgvoD15jwpkrv7FZHwMohAu4tNivzSE5p47Eabt4z1dAk6LG1Ar5hDS5qncu1YoFEhqyPGFicrMEbm

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