Transaction not yet indexed

XkkUBB6Spv5stWDPT3rAU9rASQn9LRc2wZPXanQHVnn77vSLa4EfFrGgr5Y8AyKKJPVLXXLFEV6nbFqKMqd8Y6t

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