Transaction not yet indexed

666JBktARt9FXmB55WS4UQQuH5sUGGhfwRHxjK4Nv8hcU87AnURNH3HuuTZJAcrPBEHGqUc1KkDsRZXVcA4CL9tS

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