Transaction not yet indexed

55Ku6YEvLBuD3FWPoZJWbEUs9puwwvSgSdmgP29fS4CNT9zjSagNKbSt5k3PNXY1M8qBVH36UbnJdt8oeQ7bunBk

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