Transaction not yet indexed

542uMMXSm5h1vVpy8xnoMQfq4jBGSzmGnWVpPhA6TVxyKE4r5Aa3rtcV2BkEa4y76V95vzAcCXeR5ZVAPmoiU1ss

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