Transaction not yet indexed

621WxaMcnQtxn6w7NkiTMNJM9pHHB2RUZ34s4aVCJ1FtndwCRmmVWCxZM7tUpNBMSRwpb7dHWvghvjfkgng8DMff

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