Transaction not yet indexed

Am8Tfuimh268jYJTnydiGcWdK2Aj9caS6gzPP5FyRVpL2MXzQnPVHyVf4LP3Z8amEfqZWoMUsotjhYtMMAXBAD2

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