Transaction not yet indexed

aM2TstLcAGAfR2UxS3YfTpt2MfYVex5tXEJV7HXTfdvhntrQoR7JFUtCn717WEsKpynVo3yr9d9wwQLa4oRLj41

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