Transaction not yet indexed

pkpMDmYnFnTjFE3sqUXmBXjj29K7AHtyc8D6cfEnh74m9L9HPXhqPG6W2HeMc21NK5MfjGDpAWPHNEQxqRbjx1M

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