Transaction not yet indexed

Am1j2k5U4tLUj2go6dPSHTaEioTpm7m4k5U46krNnZGuZvMtgXkRMj1x4eES3TLXrDfjtHmF2fgLZzaUZz8HW4s

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