Transaction not yet indexed

MatMmG1AoaV2UTEeaBvgDbRyoWeskBzf6KkE9EwPS7M8tv3AAfAgNdU4jYfUToqsrcz6ykaMa1BgnyeWk8TEt3b

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