Transaction not yet indexed

421D28Tf5rLpWHoVMy1M5D8bX3wsTdpEKySznfkvTCFnz5p3uyccusJnAtKpyuEPj4yepPVCu7XqH336S3HQ2ouj

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