Transaction not yet indexed

421CTYAicMoTcQBmQVTeqZ3Fc49ZSTSPikVdXF8t6gfXkdwb7UY5yvTrGafbEGXvNiyWC18Lp58AeuJb8QaHL5f5

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