Transaction not yet indexed

421UAABXQsQ5RQdQoBqJJFAziQCbNDnB49p9R31nXnKMuRatd58vxrdbgKPPaKtTS8wYQnTQc4LwVAAP9T3gkp3M

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