Transaction not yet indexed

1pkkXN6uGMp4oc89QfXQqM5FbMY64ZqcPGbFdEPRFB7sKa7Vcf5kEAZACPyh4wrPHSe7BjZS51rvynGmLfVTxqY

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