Transaction not yet indexed

mixLbgnkEMSZKsQZ9RQLiG71vDHeywt6PrkFjSEsbr6u5SBTXybxmwCegMCjwv2i2uSreYU2PfMLPjAaNbGhvZi

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