Transaction not yet indexed

mttspWoZWnG1AZtfZuXJjTbrgYXH7aMg2rU5mQmtrBnNvynYSPCzcCb3ATBzm88ytrSPo4hZY8jEqSm3Pc29pN2

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