Transaction not yet indexed

53Em3YKJHHmqtifFc49QXDCi5PMbMMbd5NDLM87MkaifVFEeBcQNBhVaT2cqofrmEGRRvyFL8oRmNwQ9ii5AHexA

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