Transaction not yet indexed

1231TtzKWZG42WFecejgrsaZCDGHpGuY6UJbTwLck7ntgRpvYSTfyUtF2p1fYyr7zfwp7tuwWpgarU3wuLGgGVmw

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