Transaction not yet indexed

AMfkmdvwk17Mdv9BwhYoGCfnkE7iAg5hmUJRpd5DRKkprDtrHx2DoKqKyJXHdx5DMNVuQDwWSBd3m2FtFhxs339

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