Transaction not yet indexed

XRKunCqM8JXrLbRQoPxYJCqAmhWm8nj3pSjWKSFqPDDWF8iSZiaA9bKs38vgZMC5jKc7FE6vFDcMPgjYCzR2ES4

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