Transaction not yet indexed

yMK3msNxtdTwvs8hqcwqSdvg2cjmiDqN4NPwAuxFmLxGH5Z94P52h1Kzpm9Z4Se1v4XbC8aZ12iyaad1xJo2ZEf

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