Transaction not yet indexed

a6Ff4EoQQdwcuKGCxdzszjbva2vFRyjTH5dt37KPy1D6MP2UURUyTuvY7APmbaZtRB4aGUMyh35cdtxLPPPF6zS

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