Transaction not yet indexed

ML52ig6Fc8dhAzcTbboXtgk5pyGqdkHND2ExNpJTmAG4Q3qWABKMz8jNDgjCcFb9ovJm7foArsGwUgopCDyr2E7

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