Transaction not yet indexed

52Mma7jDJNsAetf6pJ4q5ggGqpfsLakuCvjEApxQEzXnqqj8XFXs23Yo8g1RvBDqmVk1srJxr5C9Fy4qxJAgB8p6

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