Transaction not yet indexed

MdnnkvzEwAQC8WcW7vhsGLbDSSN6psyLw5cUHB2jLXdfHJuxVwUQF2Gc5Hv7Ri6wrc8pipeByVE8X838b8FoRn3

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