Transaction not yet indexed

5bu6a7Ru1p8vKrGRYDafZJAjZdoiZCZmCeTvGDmx5qFHWMEa276mmcNzU5JmTvULFeWMbxZ2fcxev51RF6GrsZ18

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