Transaction not yet indexed

HXTMTpmmx75R5EACMAeoJC6RQP1KsoJeSR3VDnCJEDBXpjM4mhJM2cGKFzuofqEqBfgP4jtdJqCXQnPT9qF5nhd

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