Transaction not yet indexed

SX6ZKkeKywJ5fD5ugfPiK271TiCFc3uavRaCVEQF15o3wsBAtW7tKeNmDDSCX2sBq71y2QiZndGmPPtBEkyreRN

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