Transaction not yet indexed

ykMUZ4mq9g9CCWsc1i6waxDbsQtcgAxwt4oDH6eBbbt4tPoMPFzD5RvEsumLakxBAzxygCsUib77Uae5MqmkEWf

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