Transaction not yet indexed

RBC15AVQJn3iwdE3tQtRqvfP9Poo6iUbyFfvZ3czDNespQN8SEB2saG4W8SSNpb3CYu6FsWAgYfTyhxqXdYAKmh

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