Transaction not yet indexed

1AtRBLUBxYSLCMawjTvEZqeb5UBBHPjowFdLBUco6DYQyX72r2pbkiapQzCySeJ6cZPKC4GSLy2MWi72M9z2WN2

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