Transaction not yet indexed

ykmDcaXdez1udxoe1WrGPPxAcne3cVhoxxoEXcFPHjyvxWnhUiDj6d54pPdLo5tD2gwePb7MRyvWK8qjyPppMd7

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