Transaction not yet indexed

mXk2ippMkTPrDRo4VrNvP2mMM4VkMM7Upvu6Y4Ze91958RCDwfvwW65BHqQ6z8WWcDfW4Cy2ZeXMeQ9we89NDqM

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