Transaction not yet indexed

21mkrXd1Ah8nbC6UdUMGbqWVM3Mhsgahj79CoXLK5GhUaHEhVyfVmwdtjgKArfnQ7MyftGuGvdHLeZMmiPHUfEMF

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