Transaction not yet indexed

Nks6XphdyNDAoGDaiSRmQ5PRQfWnCfTQsNe9QgBETrmzEAoWkJEKBfrsJNJW7oAwHbsnH4uF8aEMpbqH6qgz5q2

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