Transaction not yet indexed

Uk39JPUPRrbMYCbirRV3e6t8KAEdNMs7fh4rofE9KEhwQvbzaApqRgPWstpJ9C2xo7ru3WAefkVyFRVbEZmPqDT

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