Transaction not yet indexed

PLGSMf2gAeYer4f9FkGW263TysKSiWFoDWqhHiWBJ2wUGE57bGm9fU8wCB5p2GC6gKbEjcrxLREFpmxqXe8wFt8

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