Transaction not yet indexed

5Mpx2ERaNjWgqM8bSPsDq38PLsGpBzqJRCRdAqcHYgYyoLYjaTsrcJ6GvccLp4cj2iagqNRGRpM9L3bPUHiHGnAm

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