Transaction not yet indexed

5Ngu4a7Ce2LcVx8AdkDVBL46sE2zZBfpReTm71LKo8HLcFCsQAWZq2X62uvG9urFkanFbA6KSqeQRiq6kqrAoaC8

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