Transaction not yet indexed

c6u15uqCXM4baMmnsYz4pgGqEWwQeA7VDgAxhX4Lbe2HoY8bvDDWKfgm7TE8XZtB4PkRUBAHJgBLag3BAekVMN3

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