Transaction not yet indexed

MELPrFsa7CR2nBM3MMtXYqp5Vta5zgAF9e8uM7EUV7di5PCywoQ6MKqPmb9yP492nQ2kSmDL7czscTPK2d6VCJk

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