Transaction not yet indexed

Q4u5tA51UtRb2VhtGFydpPFy5zFxziD4ANsG2kVxucdSmfwkZsxnUAeFz8c9kASQ6W5JBtQ7bBEJyExy7yJRYVC

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