Transaction not yet indexed

ykNzWk9m9rHSg4ywt8M7ymc8G92Hc4ws8QKSLnS8imcfWvCGvWE2XbS3qijkULwsXCC7hGHEoC3WhQBgbVmRTLQ

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