Transaction not yet indexed

Cxk5uhwAGWN6vPGv5JETt21vkvPyFu5VYaQYi89QSkYXm5FMbkmQDPKcF1ug9mBqYHbc2LrG4LLu49auJJt4CJQ

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