Transaction not yet indexed

Mm77bYHEzeKZpAu5iPcM6uhucYV34ugQLdv9KrwuiBSMAaPYkgh3LUWpcKe4TN3K9VVLJB9p6X6j9D6z4Z6bgRu

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