Transaction not yet indexed

121ULQ4N6vN8ub3YQJXMCmDdVAEW42XroCeVNhTrhu38fghjFuXSddvaibGnN9R2vj46dNNU1SvEEgttZLzFCzY5

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