Transaction not yet indexed

ykHZaZHcB71SjEKPMCHVPrLL21VFgeNijVMGAvsifT8yYvP4rK9mvugnBdnBLTbdtGx6MCETcTQ3sq37bZAEDKs

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