Transaction not yet indexed

mLk1SxBsibdVfVJhbGCJFBdhE4advRcsBqEdjuuSpu4eoqfaTkEUnLU7ZV8dyK14dokAGMh4MvNZuqEyMeFkTS5

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