Transaction not yet indexed

ME6b5xSyw4mHJWsisBbPV7bXu2aUSrtKst4mzUhBN6JaAWmyDHqRKrqeJEN3WqGT7YPuYRG4HSkZGcaDByMHUkx

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