Transaction not yet indexed

421SA8dQTzEeA6RPmM9doWcLommmS3ZrWwd3nUTaZWZgg59oakFVy2bWM7Za1PXfPpdJUd7PdMGSGDLMxJ175yeD

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