Transaction not yet indexed

AM4ftYpg8PjQH6aEbjBaWBUsFtbSEWPEfJqTBkEucH2ibsZSh9uWR7bZbAPkeLBZr8txzfAb8SMEEDLHoxPS28j

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