Transaction not yet indexed

53U6PQSMqRk5EJhmS2YoghnfQPSdnwzwHYziGY2W4psizcT6AMbU8H2eXFCRaX3HkHYrLEam61dZC65VNyqaLB5u

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