Transaction not yet indexed

ykMyZz2b49eAYsPKbgUL8vsvepNFzjWxDajrbDCdG2BsMmWM7pfatkcyxfoQhesnj5YPLVU9cM4iZF8a3kqfPEj

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