Transaction not yet indexed

mwb15PSvt22Rcj2cnJsZ2DTXK23nqFa4ZpC5MZFcTeRZomZmmxLkwgAdLyBy5ccrYNy67FoapevBWD1Z4KMdcFG

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