Transaction not yet indexed

ykDYZNuLUC4kVpisMQecBLXExfacm3MRbQa5zZhPHsXDvgDGonW1tEsVfhAeJ5HJa9e9ApLnsCBPLhZHZCxo8oU

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