Transaction not yet indexed

AcK166Y3JLx1W517zLvFNUvmYa95VZz7mLAcizoTqQFeYP5245xPXMzxtPuNb2cbdHvLWwMSkVbuFHVmob2K6HJ

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