Transaction not yet indexed

2u51vyucxkA8fyEmg6CZUgmGDfQWeRSSWeR2pfskKWHwc2suK3L1spMk97vYDiKhdcQhK9vxBAA57YDYR5R6HLLy

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