Transaction not yet indexed

5kkCoyGduxZtGb5t2FtrjCdBGrXmsscMaPtuudj5P9eqABjqTz6dzCqJqSTPC9xyuHxS6vjKgMTjhE2gFniG4s49

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