Transaction not yet indexed

66szXJ4g6oLPtrSRAPw29Lxrb6s7RtmUbhujYj5ynphCKFSt2Pf6zCz1aeZpHy3XyUat3aY7GQdBSZMmSMhBjpk4

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