Transaction not yet indexed

121n76LCESY8NdSwTtz6tsLuUrW2w8dXxtEG2KJbqchANxvY8xEB1HeFY6S1zq7CJyR1uAmdCTTHNN2KZvy8ySPL

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