Transaction not yet indexed

CouBu8BVPaVAkMNt4ZjdYB3PmLXArEbrQB98dU8gMtaWsk3dbVT4kDWTueQaiL8krAFHWEWb7m2QXd6jT7Yn8bY

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