Transaction not yet indexed

278vM2WcDLc8TNc63ncKtyARTFjuLMzfVp6nKnQM8RmYzBYaTZeAcxb8umTxbfWMhJiLxCtxgkWdQjDS6V71enp2

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