Transaction not yet indexed

53FfDfD77zMe2o7EmeCyVBbuQy8TebijKtgWkxmdmZV5yZmNsCKQ4BGZAqsXWGhJtNGsuKKB8aT1H7pzwNC3aBUa

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