Transaction not yet indexed

HWu2DnYQ3BtRcoJwjEjHukPUu4BqNCZPcQaAH1Ynw383yRkjo69Bj4wKAXbcMFsHWzRUZW3HVpF3TCnxHmLQ2cn

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