Transaction not yet indexed

mp9UXqk7QDbvoVjWWACgTN44AS4Vgd2are2yKWpMDi7cDTpr8eLRdsSUEdqBfcbKn6rPzNB6YVSNS12ZmGLTRvE

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