Transaction not yet indexed

ztk52HUQFDyrDNLEVRDSkdpEEDqmXH4rNbhj5E539Yr7ZUzcFYyzEnMgUCpAMnQ2gHChDFNp9eQvdoc5Pkc8ECE

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