Transaction not yet indexed

AFb6gnMR2jkigegaXnCTnMixkRmirzqqz2L2cEtfotQPKCkAo1bufvnuM3SBxJYihttjUeVwAGcstFV8bCD7ArR

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