Transaction not yet indexed

ydu2Ab81fvCSXTZ1ZFDLvCakJg37CcbRuNuA3eQkjS7rofDz6v9AeR5DGhKmHP12YDho2JrUVgMHikNefrbApQK

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