Transaction not yet indexed

AAMpcDk8DvAhsxd4mxKdGYj1hZRjg9RgqMA7mrSpAV4cLfM5vo6nJDm7kdHT2jK5zZumX2rXqRuFc5HGweWRab6

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