Transaction not yet indexed

51h99MmJSP7gNr1JaZyqroc3Y6MdtTTB8URq8cpQcwLM5et6pGQ7SX7QXhwno7UAFWSQvJ1SPitj8wJATziRKxmY

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